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sgminer
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sgminer/main.c

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/*
* Copyright 2011-2012 Con Kolivas
* Copyright 2011-2012 Luke Dashjr
* Copyright 2010 Jeff Garzik
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the Free
* Software Foundation; either version 2 of the License, or (at your option)
* any later version. See COPYING for more details.
*/
#include "config.h"
#include <curses.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <stdbool.h>
#include <stdint.h>
#include <unistd.h>
#include <sys/time.h>
#include <time.h>
#include <math.h>
#include <stdarg.h>
#include <assert.h>
#include <signal.h>
#include <sys/stat.h>
#include <sys/types.h>
#ifndef WIN32
#include <sys/resource.h>
#endif
#include <ccan/opt/opt.h>
#include <jansson.h>
#include <curl/curl.h>
#include <libgen.h>
#include <sha2.h>
#include "compat.h"
#include "miner.h"
#include "findnonce.h"
#include "bench_block.h"
#include "ocl.h"
#include "uthash.h"
#include "adl.h"
#if defined(unix)
#include <errno.h>
#include <fcntl.h>
#include <sys/wait.h>
#endif
#ifdef __linux /* Linux specific policy and affinity management */
#include <sched.h>
static inline void drop_policy(void)
{
struct sched_param param;
#ifdef SCHED_BATCH
#ifdef SCHED_IDLE
if (unlikely(sched_setscheduler(0, SCHED_IDLE, &param) == -1))
#endif
sched_setscheduler(0, SCHED_BATCH, &param);
#endif
}
static inline void affine_to_cpu(int id, int cpu)
{
cpu_set_t set;
CPU_ZERO(&set);
CPU_SET(cpu, &set);
sched_setaffinity(0, sizeof(&set), &set);
applog(LOG_INFO, "Binding cpu mining thread %d to cpu %d", id, cpu);
}
#else
static inline void drop_policy(void)
{
}
static inline void affine_to_cpu(int id, int cpu)
{
}
#endif
enum workio_commands {
WC_GET_WORK,
WC_SUBMIT_WORK,
};
struct workio_cmd {
enum workio_commands cmd;
struct thr_info *thr;
union {
struct work *work;
} u;
bool lagging;
};
struct strategies strategies[] = {
{ "Failover" },
{ "Round Robin" },
{ "Rotate" },
{ "Load Balance" },
};
#ifdef WANT_CPUMINE
static size_t max_name_len = 0;
static char *name_spaces_pad = NULL;
const char *algo_names[] = {
[ALGO_C] = "c",
#ifdef WANT_SSE2_4WAY
[ALGO_4WAY] = "4way",
#endif
#ifdef WANT_VIA_PADLOCK
[ALGO_VIA] = "via",
#endif
[ALGO_CRYPTOPP] = "cryptopp",
#ifdef WANT_CRYPTOPP_ASM32
[ALGO_CRYPTOPP_ASM32] = "cryptopp_asm32",
#endif
#ifdef WANT_X8632_SSE2
[ALGO_SSE2_32] = "sse2_32",
#endif
#ifdef WANT_X8664_SSE2
[ALGO_SSE2_64] = "sse2_64",
#endif
#ifdef WANT_X8664_SSE4
[ALGO_SSE4_64] = "sse4_64",
#endif
#ifdef WANT_ALTIVEC_4WAY
[ALGO_ALTIVEC_4WAY] = "altivec_4way",
#endif
};
static const sha256_func sha256_funcs[] = {
[ALGO_C] = (sha256_func)scanhash_c,
#ifdef WANT_SSE2_4WAY
[ALGO_4WAY] = (sha256_func)ScanHash_4WaySSE2,
#endif
#ifdef WANT_ALTIVEC_4WAY
[ALGO_ALTIVEC_4WAY] = (sha256_func) ScanHash_altivec_4way,
#endif
#ifdef WANT_VIA_PADLOCK
[ALGO_VIA] = (sha256_func)scanhash_via,
#endif
[ALGO_CRYPTOPP] = (sha256_func)scanhash_cryptopp,
#ifdef WANT_CRYPTOPP_ASM32
[ALGO_CRYPTOPP_ASM32] = (sha256_func)scanhash_asm32,
#endif
#ifdef WANT_X8632_SSE2
[ALGO_SSE2_32] = (sha256_func)scanhash_sse2_32,
#endif
#ifdef WANT_X8664_SSE2
[ALGO_SSE2_64] = (sha256_func)scanhash_sse2_64,
#endif
#ifdef WANT_X8664_SSE4
[ALGO_SSE4_64] = (sha256_func)scanhash_sse4_64
#endif
};
#endif
static char packagename[255];
bool opt_debug = false;
bool opt_protocol = false;
static bool want_longpoll = true;
static bool have_longpoll = false;
static bool want_per_device_stats = false;
bool use_syslog = false;
static bool opt_quiet = false;
static bool opt_realquiet = false;
static bool opt_loginput = false;
static int opt_retries = -1;
static int opt_fail_pause = 5;
static int fail_pause = 5;
int opt_log_interval = 5;
bool opt_log_output = false;
static int opt_queue = 1;
int opt_vectors;
int opt_worksize;
int opt_scantime = 60;
int opt_expiry = 120;
int opt_bench_algo = -1;
static const bool opt_time = true;
#ifdef WANT_CPUMINE
#if defined(WANT_X8664_SSE2) && defined(__SSE2__)
enum sha256_algos opt_algo = ALGO_SSE2_64;
#elif defined(WANT_X8632_SSE2) && defined(__SSE2__)
enum sha256_algos opt_algo = ALGO_SSE2_32;
#else
enum sha256_algos opt_algo = ALGO_C;
#endif
static bool opt_usecpu;
static int cpur_thr_id;
static bool forced_n_threads;
#endif
#ifdef HAVE_OPENCL
static bool opt_restart = true;
static bool opt_nogpu;
#endif
struct list_head scan_devices;
int nDevs;
static int opt_g_threads = 2;
static signed int devices_enabled = 0;
static bool opt_removedisabled = false;
int total_devices = 0;
struct cgpu_info *devices[MAX_DEVICES];
bool have_opencl = false;
int gpu_threads;
int opt_n_threads = -1;
int mining_threads;
int num_processors;
bool use_curses = true;
static bool opt_submit_stale;
static int opt_shares;
static bool opt_fail_only;
bool opt_autofan;
bool opt_autoengine;
bool opt_noadl;
char *opt_api_description = PACKAGE_STRING;
int opt_api_port = 4028;
bool opt_api_listen = false;
bool opt_api_network = false;
bool opt_delaynet = false;
char *opt_kernel_path;
char *cgminer_path;
#define QUIET (opt_quiet || opt_realquiet)
struct thr_info *thr_info;
static int work_thr_id;
int longpoll_thr_id;
static int stage_thr_id;
static int watchdog_thr_id;
static int input_thr_id;
static int gpur_thr_id;
static int api_thr_id;
static int total_threads;
struct work_restart *work_restart = NULL;
static pthread_mutex_t hash_lock;
static pthread_mutex_t qd_lock;
static pthread_mutex_t *stgd_lock;
static pthread_mutex_t curses_lock;
static pthread_rwlock_t blk_lock;
pthread_rwlock_t netacc_lock;
double total_mhashes_done;
static struct timeval total_tv_start, total_tv_end;
pthread_mutex_t control_lock;
int hw_errors;
int total_accepted, total_rejected;
int total_getworks, total_stale, total_discarded;
static int total_queued;
unsigned int new_blocks;
static unsigned int work_block;
unsigned int found_blocks;
unsigned int local_work;
unsigned int total_go, total_ro;
struct pool *pools[MAX_POOLS];
static struct pool *currentpool = NULL;
static float opt_donation = 0.0;
static struct pool donationpool;
int total_pools;
enum pool_strategy pool_strategy = POOL_FAILOVER;
int opt_rotate_period;
static int total_urls, total_users, total_passes, total_userpasses;
static bool curses_active = false;
static char current_block[37];
static char *current_hash;
static char datestamp[40];
static char blocktime[30];
struct block {
char hash[37];
UT_hash_handle hh;
};
static struct block *blocks = NULL;
static char *opt_kernel = NULL;
char *opt_socks_proxy = NULL;
static const char def_conf[] = "cgminer.conf";
static bool config_loaded = false;
#if defined(unix)
static char *opt_stderr_cmd = NULL;
#endif // defined(unix)
enum cl_kernel chosen_kernel;
static bool ping = true;
struct sigaction termhandler, inthandler;
struct thread_q *getq;
static int total_work;
struct work *staged_work = NULL;
static int staged_clones;
struct schedtime {
bool enable;
struct tm tm;
};
struct schedtime schedstart;
struct schedtime schedstop;
bool sched_paused;
static bool time_before(struct tm *tm1, struct tm *tm2)
{
if (tm1->tm_hour < tm2->tm_hour)
return true;
if (tm1->tm_hour == tm2->tm_hour && tm1->tm_min < tm2->tm_min)
return true;
return false;
}
static bool should_run(void)
{
struct timeval tv;
struct tm tm;
if (!schedstart.enable && !schedstop.enable)
return true;
gettimeofday(&tv, NULL);
localtime_r(&tv.tv_sec, &tm);
if (schedstart.enable) {
if (!schedstop.enable) {
if (time_before(&tm, &schedstart.tm))
return false;
/* This is a once off event with no stop time set */
schedstart.enable = false;
return true;
}
if (time_before(&schedstart.tm, &schedstop.tm)) {
if (time_before(&tm, &schedstop.tm) && !time_before(&tm, &schedstart.tm))
return true;
return false;
} /* Times are reversed */
if (time_before(&tm, &schedstart.tm)) {
if (time_before(&tm, &schedstop.tm))
return true;
return false;
}
return true;
}
/* only schedstop.enable == true */
if (!time_before(&tm, &schedstop.tm))
return false;
return true;
}
void get_datestamp(char *f, struct timeval *tv)
{
struct tm tm;
localtime_r(&tv->tv_sec, &tm);
sprintf(f, "[%d-%02d-%02d %02d:%02d:%02d]",
tm.tm_year + 1900,
tm.tm_mon + 1,
tm.tm_mday,
tm.tm_hour,
tm.tm_min,
tm.tm_sec);
}
void get_timestamp(char *f, struct timeval *tv)
{
struct tm tm;
localtime_r(&tv->tv_sec, &tm);
sprintf(f, "[%02d:%02d:%02d]",
tm.tm_hour,
tm.tm_min,
tm.tm_sec);
}
static void applog_and_exit(const char *fmt, ...)
{
va_list ap;
va_start(ap, fmt);
vapplog(LOG_ERR, fmt, ap);
va_end(ap);
exit(1);
}
static void add_pool(void)
{
struct pool *pool;
pool = calloc(sizeof(struct pool), 1);
if (!pool) {
applog(LOG_ERR, "Failed to malloc pool in add_pool");
exit (1);
}
pool->pool_no = pool->prio = total_pools;
pools[total_pools++] = pool;
if (unlikely(pthread_mutex_init(&pool->pool_lock, NULL))) {
applog(LOG_ERR, "Failed to pthread_mutex_init in add_pool");
exit (1);
}
/* Make sure the pool doesn't think we've been idle since time 0 */
pool->tv_idle.tv_sec = ~0UL;
}
/* Pool variant of test and set */
static bool pool_tset(struct pool *pool, bool *var)
{
bool ret;
mutex_lock(&pool->pool_lock);
ret = *var;
*var = true;
mutex_unlock(&pool->pool_lock);
return ret;
}
static bool pool_tclear(struct pool *pool, bool *var)
{
bool ret;
mutex_lock(&pool->pool_lock);
ret = *var;
*var = false;
mutex_unlock(&pool->pool_lock);
return ret;
}
static bool pool_isset(struct pool *pool, bool *var)
{
bool ret;
mutex_lock(&pool->pool_lock);
ret = *var;
mutex_unlock(&pool->pool_lock);
return ret;
}
static struct pool *current_pool(void)
{
struct pool *pool;
mutex_lock(&control_lock);
pool = currentpool;
mutex_unlock(&control_lock);
return pool;
}
#ifdef WANT_CPUMINE
// Algo benchmark, crash-prone, system independent stage
static double bench_algo_stage3(
enum sha256_algos algo
)
{
// Use a random work block pulled from a pool
static uint8_t bench_block[] = { CGMINER_BENCHMARK_BLOCK };
struct work work __attribute__((aligned(128)));
size_t bench_size = sizeof(work);
size_t work_size = sizeof(bench_block);
size_t min_size = (work_size < bench_size ? work_size : bench_size);
memset(&work, 0, sizeof(work));
memcpy(&work, &bench_block, min_size);
struct work_restart dummy;
work_restart = &dummy;
struct timeval end;
struct timeval start;
uint32_t max_nonce = (1<<22);
uint32_t last_nonce = 0;
gettimeofday(&start, 0);
{
sha256_func func = sha256_funcs[algo];
(*func)(
0,
work.midstate,
work.data,
work.hash1,
work.hash,
work.target,
max_nonce,
&last_nonce,
work.blk.nonce
);
}
gettimeofday(&end, 0);
work_restart = NULL;
uint64_t usec_end = ((uint64_t)end.tv_sec)*1000*1000 + end.tv_usec;
uint64_t usec_start = ((uint64_t)start.tv_sec)*1000*1000 + start.tv_usec;
uint64_t usec_elapsed = usec_end - usec_start;
double rate = -1.0;
if (0<usec_elapsed) {
rate = (1.0*(last_nonce+1))/usec_elapsed;
}
return rate;
}
#if defined(unix)
// Change non-blocking status on a file descriptor
static void set_non_blocking(
int fd,
int yes
)
{
int flags = fcntl(fd, F_GETFL, 0);
if (flags<0) {
perror("fcntl(GET) failed");
exit(1);
}
flags = yes ? (flags|O_NONBLOCK) : (flags&~O_NONBLOCK);
int r = fcntl(fd, F_SETFL, flags);
if (r<0) {
perror("fcntl(SET) failed");
exit(1);
}
}
#endif // defined(unix)
// Algo benchmark, crash-safe, system-dependent stage
static double bench_algo_stage2(
enum sha256_algos algo
)
{
// Here, the gig is to safely run a piece of code that potentially
// crashes. Unfortunately, the Right Way (tm) to do this is rather
// heavily platform dependent :(
double rate = -1.23457;
#if defined(unix)
// Make a pipe: [readFD, writeFD]
int pfd[2];
int r = pipe(pfd);
if (r<0) {
perror("pipe - failed to create pipe for --algo auto");
exit(1);
}
// Make pipe non blocking
set_non_blocking(pfd[0], 1);
set_non_blocking(pfd[1], 1);
// Don't allow a crashing child to kill the main process
sighandler_t sr0 = signal(SIGPIPE, SIG_IGN);
sighandler_t sr1 = signal(SIGPIPE, SIG_IGN);
if (SIG_ERR==sr0 || SIG_ERR==sr1) {
perror("signal - failed to edit signal mask for --algo auto");
exit(1);
}
// Fork a child to do the actual benchmarking
pid_t child_pid = fork();
if (child_pid<0) {
perror("fork - failed to create a child process for --algo auto");
exit(1);
}
// Do the dangerous work in the child, knowing we might crash
if (0==child_pid) {
// TODO: some umask trickery to prevent coredumps
// Benchmark this algorithm
double r = bench_algo_stage3(algo);
// We survived, send result to parent and bail
int loop_count = 0;
while (1) {
ssize_t bytes_written = write(pfd[1], &r, sizeof(r));
int try_again = (0==bytes_written || (bytes_written<0 && EAGAIN==errno));
int success = (sizeof(r)==(size_t)bytes_written);
if (success)
break;
if (!try_again) {
perror("write - child failed to write benchmark result to pipe");
exit(1);
}
if (5<loop_count) {
applog(LOG_ERR, "child tried %d times to communicate with parent, giving up", loop_count);
exit(1);
}
++loop_count;
sleep(1);
}
exit(0);
}
// Parent waits for a result from child
int loop_count = 0;
while (1) {
// Wait for child to die
int status;
int r = waitpid(child_pid, &status, WNOHANG);
if ((child_pid==r) || (r<0 && ECHILD==errno)) {
// Child died somehow. Grab result and bail
double tmp;
ssize_t bytes_read = read(pfd[0], &tmp, sizeof(tmp));
if (sizeof(tmp)==(size_t)bytes_read)
rate = tmp;
break;
} else if (r<0) {
perror("bench_algo: waitpid failed. giving up.");
exit(1);
}
// Give up on child after a ~60s
if (60<loop_count) {
kill(child_pid, SIGKILL);
waitpid(child_pid, &status, 0);
break;
}
// Wait a bit longer
++loop_count;
sleep(1);
}
// Close pipe
r = close(pfd[0]);
if (r<0) {
perror("close - failed to close read end of pipe for --algo auto");
exit(1);
}
r = close(pfd[1]);
if (r<0) {
perror("close - failed to close read end of pipe for --algo auto");
exit(1);
}
#elif defined(WIN32)
// Get handle to current exe
HINSTANCE module = GetModuleHandle(0);
if (!module) {
applog(LOG_ERR, "failed to retrieve module handle");
exit(1);
}
// Create a unique name
char unique_name[32];
snprintf(
unique_name,
sizeof(unique_name)-1,
"cgminer-%p",
(void*)module
);
// Create and init a chunked of shared memory
HANDLE map_handle = CreateFileMapping(
INVALID_HANDLE_VALUE, // use paging file
NULL, // default security attributes
PAGE_READWRITE, // read/write access
0, // size: high 32-bits
4096, // size: low 32-bits
unique_name // name of map object
);
if (NULL==map_handle) {
applog(LOG_ERR, "could not create shared memory");
exit(1);
}
void *shared_mem = MapViewOfFile(
map_handle, // object to map view of
FILE_MAP_WRITE, // read/write access
0, // high offset: map from
0, // low offset: beginning
0 // default: map entire file
);
if (NULL==shared_mem) {
applog(LOG_ERR, "could not map shared memory");
exit(1);
}
SetEnvironmentVariable("CGMINER_SHARED_MEM", unique_name);
CopyMemory(shared_mem, &rate, sizeof(rate));
// Get path to current exe
char cmd_line[256 + MAX_PATH];
const size_t n = sizeof(cmd_line)-200;
DWORD size = GetModuleFileName(module, cmd_line, n);
if (0==size) {
applog(LOG_ERR, "failed to retrieve module path");
exit(1);
}
// Construct new command line based on that
char *p = strlen(cmd_line) + cmd_line;
sprintf(p, " --bench-algo %d", algo);
SetEnvironmentVariable("CGMINER_BENCH_ALGO", "1");
// Launch a debug copy of cgminer
STARTUPINFO startup_info;
PROCESS_INFORMATION process_info;
ZeroMemory(&startup_info, sizeof(startup_info));
ZeroMemory(&process_info, sizeof(process_info));
startup_info.cb = sizeof(startup_info);
BOOL ok = CreateProcess(
NULL, // No module name (use command line)
cmd_line, // Command line
NULL, // Process handle not inheritable
NULL, // Thread handle not inheritable
FALSE, // Set handle inheritance to FALSE
DEBUG_ONLY_THIS_PROCESS,// We're going to debug the child
NULL, // Use parent's environment block
NULL, // Use parent's starting directory
&startup_info, // Pointer to STARTUPINFO structure
&process_info // Pointer to PROCESS_INFORMATION structure
);
if (!ok) {
applog(LOG_ERR, "CreateProcess failed with error %d\n", GetLastError() );
exit(1);
}
// Debug the child (only clean way to catch exceptions)
while (1) {
// Wait for child to do something
DEBUG_EVENT debug_event;
ZeroMemory(&debug_event, sizeof(debug_event));
BOOL ok = WaitForDebugEvent(&debug_event, 60 * 1000);
if (!ok)
break;
// Decide if event is "normal"
int go_on =
CREATE_PROCESS_DEBUG_EVENT== debug_event.dwDebugEventCode ||
CREATE_THREAD_DEBUG_EVENT == debug_event.dwDebugEventCode ||
EXIT_THREAD_DEBUG_EVENT == debug_event.dwDebugEventCode ||
EXCEPTION_DEBUG_EVENT == debug_event.dwDebugEventCode ||
LOAD_DLL_DEBUG_EVENT == debug_event.dwDebugEventCode ||
OUTPUT_DEBUG_STRING_EVENT == debug_event.dwDebugEventCode ||
UNLOAD_DLL_DEBUG_EVENT == debug_event.dwDebugEventCode;
if (!go_on)
break;
// Some exceptions are also "normal", apparently.
if (EXCEPTION_DEBUG_EVENT== debug_event.dwDebugEventCode) {
int go_on =
EXCEPTION_BREAKPOINT== debug_event.u.Exception.ExceptionRecord.ExceptionCode;
if (!go_on)
break;
}
// If nothing unexpected happened, let child proceed
ContinueDebugEvent(
debug_event.dwProcessId,
debug_event.dwThreadId,
DBG_CONTINUE
);
}
// Clean up child process
TerminateProcess(process_info.hProcess, 1);
CloseHandle(process_info.hProcess);
CloseHandle(process_info.hThread);
// Reap return value and cleanup
CopyMemory(&rate, shared_mem, sizeof(rate));
(void)UnmapViewOfFile(shared_mem);
(void)CloseHandle(map_handle);
#else
// Not linux, not unix, not WIN32 ... do our best
rate = bench_algo_stage3(algo);
#endif // defined(unix)
// Done
return rate;
}
static void bench_algo(
double *best_rate,
enum sha256_algos *best_algo,
enum sha256_algos algo
)
{
size_t n = max_name_len - strlen(algo_names[algo]);
memset(name_spaces_pad, ' ', n);
name_spaces_pad[n] = 0;
applog(
LOG_ERR,
"\"%s\"%s : benchmarking algorithm ...",
algo_names[algo],
name_spaces_pad
);
double rate = bench_algo_stage2(algo);
if (rate<0.0) {
applog(
LOG_ERR,
"\"%s\"%s : algorithm fails on this platform",
algo_names[algo],
name_spaces_pad
);
} else {
applog(
LOG_ERR,
"\"%s\"%s : algorithm runs at %.5f MH/s",
algo_names[algo],
name_spaces_pad,
rate
);
if (*best_rate<rate) {
*best_rate = rate;
*best_algo = algo;
}
}
}
// Figure out the longest algorithm name
static void init_max_name_len()
{
size_t i;
size_t nb_names = sizeof(algo_names)/sizeof(algo_names[0]);
for (i=0; i<nb_names; ++i) {
const char *p = algo_names[i];
size_t name_len = p ? strlen(p) : 0;
if (max_name_len<name_len)
max_name_len = name_len;
}
name_spaces_pad = (char*) malloc(max_name_len+16);
if (0==name_spaces_pad) {
perror("malloc failed");
exit(1);
}
}
// Pick the fastest CPU hasher
static enum sha256_algos pick_fastest_algo()
{
double best_rate = -1.0;
enum sha256_algos best_algo = 0;
applog(LOG_ERR, "benchmarking all sha256 algorithms ...");
bench_algo(&best_rate, &best_algo, ALGO_C);
#if defined(WANT_SSE2_4WAY)
bench_algo(&best_rate, &best_algo, ALGO_4WAY);
#endif
#if defined(WANT_VIA_PADLOCK)
bench_algo(&best_rate, &best_algo, ALGO_VIA);
#endif
bench_algo(&best_rate, &best_algo, ALGO_CRYPTOPP);
#if defined(WANT_CRYPTOPP_ASM32)
bench_algo(&best_rate, &best_algo, ALGO_CRYPTOPP_ASM32);
#endif
#if defined(WANT_X8632_SSE2)
bench_algo(&best_rate, &best_algo, ALGO_SSE2_32);
#endif
#if defined(WANT_X8664_SSE2)
bench_algo(&best_rate, &best_algo, ALGO_SSE2_64);
#endif
#if defined(WANT_X8664_SSE4)
bench_algo(&best_rate, &best_algo, ALGO_SSE4_64);
#endif
#if defined(WANT_ALTIVEC_4WAY)
bench_algo(&best_rate, &best_algo, ALGO_ALTIVEC_4WAY);
#endif
size_t n = max_name_len - strlen(algo_names[best_algo]);
memset(name_spaces_pad, ' ', n);
name_spaces_pad[n] = 0;
applog(
LOG_ERR,
"\"%s\"%s : is fastest algorithm at %.5f MH/s",
algo_names[best_algo],
name_spaces_pad,
best_rate
);
return best_algo;
}
/* FIXME: Use asprintf for better errors. */
static char *set_algo(const char *arg, enum sha256_algos *algo)
{
enum sha256_algos i;
if (!strcmp(arg, "auto")) {
*algo = pick_fastest_algo();
return NULL;
}
for (i = 0; i < ARRAY_SIZE(algo_names); i++) {
if (algo_names[i] && !strcmp(arg, algo_names[i])) {
*algo = i;
return NULL;
}
}
return "Unknown algorithm";
}
static void show_algo(char buf[OPT_SHOW_LEN], const enum sha256_algos *algo)
{
strncpy(buf, algo_names[*algo], OPT_SHOW_LEN);
}
#endif
static char *set_int_range(const char *arg, int *i, int min, int max)
{
char *err = opt_set_intval(arg, i);
if (err)
return err;
if (*i < min || *i > max)
return "Value out of range";
return NULL;
}
static char *set_int_0_to_9999(const char *arg, int *i)
{
return set_int_range(arg, i, 0, 9999);
}
static char *set_int_1_to_65535(const char *arg, int *i)
{
return set_int_range(arg, i, 1, 65535);
}
#ifdef WANT_CPUMINE
static char *force_nthreads_int(const char *arg, int *i)
{
forced_n_threads = true;
return set_int_range(arg, i, 0, 9999);
}
#endif
static char *set_int_0_to_10(const char *arg, int *i)
{
return set_int_range(arg, i, 0, 10);
}
static char *set_int_1_to_10(const char *arg, int *i)
{
return set_int_range(arg, i, 1, 10);
}
static char *set_float_0_to_99(const char *arg, float *f)
{
char *err = opt_set_floatval(arg, f);
if (err)
return err;
if (*f < 0.0 || *f > 99.9)
return "Value out of range";
return NULL;
}
#ifdef USE_BITFORCE
static char *add_serial(char *arg)
{
string_elist_add(arg, &scan_devices);
return NULL;
}
#endif
static char *set_devices(char *arg)
{
int i = strtol(arg, &arg, 0);
if (*arg) {
if (*arg == '?') {
devices_enabled = -1;
return NULL;
}
return "Invalid device number";
}
if (i < 0 || i >= (sizeof(devices_enabled) * 8) - 1)
return "Invalid device number";
devices_enabled |= 1 << i;
return NULL;
}
static char *set_loadbalance(enum pool_strategy *strategy)
{
*strategy = POOL_LOADBALANCE;
return NULL;
}
static char *set_rotate(const char *arg, int *i)
{
pool_strategy = POOL_ROTATE;
return set_int_range(arg, i, 0, 9999);
}
static char *set_rr(enum pool_strategy *strategy)
{
*strategy = POOL_ROUNDROBIN;
return NULL;
}
static char *set_url(char *arg)
{
struct pool *pool;
total_urls++;
if (total_urls > total_pools)
add_pool();
pool = pools[total_urls - 1];
opt_set_charp(arg, &pool->rpc_url);
if (strncmp(arg, "http://", 7) &&
strncmp(arg, "https://", 8)) {
char *httpinput;
httpinput = malloc(255);
if (!httpinput)
quit(1, "Failed to malloc httpinput");
strcpy(httpinput, "http://");
strncat(httpinput, arg, 248);
pool->rpc_url = httpinput;
}
return NULL;
}
static char *set_user(const char *arg)
{
struct pool *pool;
if (total_userpasses)
return "Use only user + pass or userpass, but not both";
total_users++;
if (total_users > total_pools)
add_pool();
pool = pools[total_users - 1];
opt_set_charp(arg, &pool->rpc_user);
return NULL;
}
static char *set_pass(const char *arg)
{
struct pool *pool;
if (total_userpasses)
return "Use only user + pass or userpass, but not both";
total_passes++;
if (total_passes > total_pools)
add_pool();
pool = pools[total_passes - 1];
opt_set_charp(arg, &pool->rpc_pass);
return NULL;
}
static char *set_userpass(const char *arg)
{
struct pool *pool;
if (total_users || total_passes)
return "Use only user + pass or userpass, but not both";
total_userpasses++;
if (total_userpasses > total_pools)
add_pool();
pool = pools[total_userpasses - 1];
opt_set_charp(arg, &pool->rpc_userpass);
return NULL;
}
#ifdef HAVE_OPENCL
static char *set_vector(const char *arg, int *i)
{
char *err = opt_set_intval(arg, i);
if (err)
return err;
if (*i != 1 && *i != 2 && *i != 4)
return "Valid vectors are 1, 2 or 4";
return NULL;
}
#endif
static char *enable_debug(bool *flag)
{
*flag = true;
/* Turn out verbose output, too. */
opt_log_output = true;
return NULL;
}
static char *set_schedtime(const char *arg, struct schedtime *st)
{
if (sscanf(arg, "%d:%d", &st->tm.tm_hour, &st->tm.tm_min) != 2)
return "Invalid time set, should be HH:MM";
if (st->tm.tm_hour > 23 || st->tm.tm_min > 59 || st->tm.tm_hour < 0 || st->tm.tm_min < 0)
return "Invalid time set.";
st->enable = true;
return NULL;
}
#ifdef HAVE_ADL
static void get_intrange(char *arg, int *val1, int *val2)
{
if (sscanf(arg, "%d-%d", val1, val2) == 1) {
*val2 = *val1;
*val1 = 0;
}
}
static char *set_gpu_engine(char *arg)
{
int i, val1 = 0, val2 = 0, device = 0;
char *nextptr;
nextptr = strtok(arg, ",");
if (nextptr == NULL)
return "Invalid parameters for set gpu engine";
get_intrange(nextptr, &val1, &val2);
if (val1 < 0 || val1 > 9999 || val2 < 0 || val2 > 9999)
return "Invalid value passed to set_gpu_engine";
gpus[device].min_engine = val1;
gpus[device].gpu_engine = val2;
device++;
while ((nextptr = strtok(NULL, ",")) != NULL) {
get_intrange(nextptr, &val1, &val2);
if (val1 < 0 || val1 > 9999 || val2 < 0 || val2 > 9999)
return "Invalid value passed to set_gpu_engine";
gpus[device].min_engine = val1;
gpus[device].gpu_engine = val2;
device++;
}
if (device == 1) {
for (i = 1; i < MAX_GPUDEVICES; i++) {
gpus[i].min_engine = gpus[0].min_engine;
gpus[i].gpu_engine = gpus[0].gpu_engine;
}
}
return NULL;
}
static char *set_gpu_fan(char *arg)
{
int i, val1 = 0, val2 = 0, device = 0;
char *nextptr;
nextptr = strtok(arg, ",");
if (nextptr == NULL)
return "Invalid parameters for set gpu fan";
get_intrange(nextptr, &val1, &val2);
if (val1 < 0 || val1 > 100 || val2 < 0 || val2 > 100)
return "Invalid value passed to set_gpu_fan";
gpus[device].min_fan = val1;
gpus[device].gpu_fan = val2;
device++;
while ((nextptr = strtok(NULL, ",")) != NULL) {
get_intrange(nextptr, &val1, &val2);
if (val1 < 0 || val1 > 100 || val2 < 0 || val2 > 100)
return "Invalid value passed to set_gpu_fan";
gpus[device].min_fan = val1;
gpus[device].gpu_fan = val2;
device++;
}
if (device == 1) {
for (i = 1; i < MAX_GPUDEVICES; i++) {
gpus[i].min_fan = gpus[0].min_fan;
gpus[i].gpu_fan = gpus[0].gpu_fan;
}
}
return NULL;
}
static char *set_gpu_memclock(char *arg)
{
int i, val = 0, device = 0;
char *nextptr;
nextptr = strtok(arg, ",");
if (nextptr == NULL)
return "Invalid parameters for set gpu memclock";
val = atoi(nextptr);
if (val < 0 || val >= 9999)
return "Invalid value passed to set_gpu_memclock";
gpus[device++].gpu_memclock = val;
while ((nextptr = strtok(NULL, ",")) != NULL) {
val = atoi(nextptr);
if (val < 0 || val >= 9999)
return "Invalid value passed to set_gpu_memclock";
gpus[device++].gpu_memclock = val;
}
if (device == 1) {
for (i = device; i < MAX_GPUDEVICES; i++)
gpus[i].gpu_memclock = gpus[0].gpu_memclock;
}
return NULL;
}
static char *set_gpu_memdiff(char *arg)
{
int i, val = 0, device = 0;
char *nextptr;
nextptr = strtok(arg, ",");
if (nextptr == NULL)
return "Invalid parameters for set gpu memdiff";
val = atoi(nextptr);
if (val < -9999 || val > 9999)
return "Invalid value passed to set_gpu_memdiff";
gpus[device++].gpu_memdiff = val;
while ((nextptr = strtok(NULL, ",")) != NULL) {
val = atoi(nextptr);
if (val < -9999 || val > 9999)
return "Invalid value passed to set_gpu_memdiff";
gpus[device++].gpu_memdiff = val;
}
if (device == 1) {
for (i = device; i < MAX_GPUDEVICES; i++)
gpus[i].gpu_memdiff = gpus[0].gpu_memdiff;
}
return NULL;
}
static char *set_gpu_powertune(char *arg)
{
int i, val = 0, device = 0;
char *nextptr;
nextptr = strtok(arg, ",");
if (nextptr == NULL)
return "Invalid parameters for set gpu powertune";
val = atoi(nextptr);
if (val < -99 || val > 99)
return "Invalid value passed to set_gpu_powertune";
gpus[device++].gpu_powertune = val;
while ((nextptr = strtok(NULL, ",")) != NULL) {
val = atoi(nextptr);
if (val < -99 || val > 99)
return "Invalid value passed to set_gpu_powertune";
gpus[device++].gpu_powertune = val;
}
if (device == 1) {
for (i = device; i < MAX_GPUDEVICES; i++)
gpus[i].gpu_powertune = gpus[0].gpu_powertune;
}
return NULL;
}
static char *set_gpu_vddc(char *arg)
{
int i, device = 0;
float val = 0;
char *nextptr;
nextptr = strtok(arg, ",");
if (nextptr == NULL)
return "Invalid parameters for set gpu vddc";
val = atof(nextptr);
if (val < 0 || val >= 9999)
return "Invalid value passed to set_gpu_vddc";
gpus[device++].gpu_vddc = val;
while ((nextptr = strtok(NULL, ",")) != NULL) {
val = atof(nextptr);
if (val < 0 || val >= 9999)
return "Invalid value passed to set_gpu_vddc";
gpus[device++].gpu_vddc = val;
}
if (device == 1) {
for (i = device; i < MAX_GPUDEVICES; i++)
gpus[i].gpu_vddc = gpus[0].gpu_vddc;
}
return NULL;
}
static char *set_temp_cutoff(char *arg)
{
int i, val = 0, device = 0, *tco;
char *nextptr;
nextptr = strtok(arg, ",");
if (nextptr == NULL)
return "Invalid parameters for set temp cutoff";
val = atoi(nextptr);
if (val < 0 || val > 200)
return "Invalid value passed to set temp cutoff";
tco = &gpus[device++].adl.cutofftemp;
*tco = val;
while ((nextptr = strtok(NULL, ",")) != NULL) {
val = atoi(nextptr);
if (val < 0 || val > 200)
return "Invalid value passed to set temp cutoff";
tco = &gpus[device++].adl.cutofftemp;
*tco = val;
}
if (device == 1) {
for (i = device; i < MAX_GPUDEVICES; i++) {
tco = &gpus[i].adl.cutofftemp;
*tco = val;
}
}
return NULL;
}
static char *set_temp_overheat(char *arg)
{
int i, val = 0, device = 0, *to;
char *nextptr;
nextptr = strtok(arg, ",");
if (nextptr == NULL)
return "Invalid parameters for set temp overheat";
val = atoi(nextptr);
if (val < 0 || val > 200)
return "Invalid value passed to set temp overheat";
to = &gpus[device++].adl.overtemp;
*to = val;
while ((nextptr = strtok(NULL, ",")) != NULL) {
val = atoi(nextptr);
if (val < 0 || val > 200)
return "Invalid value passed to set temp overheat";
to = &gpus[device++].adl.overtemp;
*to = val;
}
if (device == 1) {
for (i = device; i < MAX_GPUDEVICES; i++) {
to = &gpus[i].adl.overtemp;
*to = val;
}
}
return NULL;
}
static char *set_temp_target(char *arg)
{
int i, val = 0, device = 0, *tt;
char *nextptr;
nextptr = strtok(arg, ",");
if (nextptr == NULL)
return "Invalid parameters for set temp target";
val = atoi(nextptr);
if (val < 0 || val > 200)
return "Invalid value passed to set temp target";
tt = &gpus[device++].adl.targettemp;
*tt = val;
while ((nextptr = strtok(NULL, ",")) != NULL) {
val = atoi(nextptr);
if (val < 0 || val > 200)
return "Invalid value passed to set temp target";
tt = &gpus[device++].adl.targettemp;
*tt = val;
}
if (device == 1) {
for (i = device; i < MAX_GPUDEVICES; i++) {
tt = &gpus[i].adl.targettemp;
*tt = val;
}
}
return NULL;
}
#endif
#ifdef HAVE_OPENCL
static char *set_intensity(char *arg)
{
int i, device = 0, *tt;
char *nextptr, val = 0;
nextptr = strtok(arg, ",");
if (nextptr == NULL)
return "Invalid parameters for set intensity";
if (!strncasecmp(nextptr, "d", 1))
gpus[device].dynamic = true;
else {
gpus[device].dynamic = false;
val = atoi(nextptr);
if (val < MIN_INTENSITY || val > MAX_INTENSITY)
return "Invalid value passed to set intensity";
tt = &gpus[device].intensity;
*tt = val;
}
device++;
while ((nextptr = strtok(NULL, ",")) != NULL) {
if (!strncasecmp(nextptr, "d", 1))
gpus[device].dynamic = true;
else {
gpus[device].dynamic = false;
val = atoi(nextptr);
if (val < MIN_INTENSITY || val > MAX_INTENSITY)
return "Invalid value passed to set intensity";
tt = &gpus[device].intensity;
*tt = val;
}
device++;
}
if (device == 1) {
for (i = device; i < MAX_GPUDEVICES; i++) {
gpus[i].dynamic = gpus[0].dynamic;
gpus[i].intensity = gpus[0].intensity;
}
}
return NULL;
}
#endif
static char *set_api_description(const char *arg)
{
opt_set_charp(arg, &opt_api_description);
return NULL;
}
/* These options are available from config file or commandline */
static struct opt_table opt_config_table[] = {
#ifdef WANT_CPUMINE
OPT_WITH_ARG("--algo|-a",
set_algo, show_algo, &opt_algo,
"Specify sha256 implementation for CPU mining:\n"
"\tauto\t\tBenchmark at startup and pick fastest algorithm"
"\n\tc\t\tLinux kernel sha256, implemented in C"
#ifdef WANT_SSE2_4WAY
"\n\t4way\t\ttcatm's 4-way SSE2 implementation"
#endif
#ifdef WANT_VIA_PADLOCK
"\n\tvia\t\tVIA padlock implementation"
#endif
"\n\tcryptopp\tCrypto++ C/C++ implementation"
#ifdef WANT_CRYPTOPP_ASM32
"\n\tcryptopp_asm32\tCrypto++ 32-bit assembler implementation"
#endif
#ifdef WANT_X8632_SSE2
"\n\tsse2_32\t\tSSE2 32 bit implementation for i386 machines"
#endif
#ifdef WANT_X8664_SSE2
"\n\tsse2_64\t\tSSE2 64 bit implementation for x86_64 machines"
#endif
#ifdef WANT_X8664_SSE4
"\n\tsse4_64\t\tSSE4.1 64 bit implementation for x86_64 machines"
#endif
#ifdef WANT_ALTIVEC_4WAY
"\n\taltivec_4way\tAltivec implementation for PowerPC G4 and G5 machines"
#endif
),
#endif
OPT_WITH_ARG("--api-description",
set_api_description, NULL, NULL,
"Description placed in the API status header, default: cgminer version"),
OPT_WITHOUT_ARG("--api-listen",
opt_set_bool, &opt_api_listen,
"Enable API, default: disabled"),
OPT_WITHOUT_ARG("--api-network",
opt_set_bool, &opt_api_network,
"Allow API (if enabled) to listen on/for any address, default: only 127.0.0.1"),
OPT_WITH_ARG("--api-port",
set_int_1_to_65535, opt_show_intval, &opt_api_port,
"Port number of miner API"),
#ifdef HAVE_ADL
OPT_WITHOUT_ARG("--auto-fan",
opt_set_bool, &opt_autofan,
"Automatically adjust all GPU fan speeds to maintain a target temperature"),
OPT_WITHOUT_ARG("--auto-gpu",
opt_set_bool, &opt_autoengine,
"Automatically adjust all GPU engine clock speeds to maintain a target temperature"),
#endif
#ifdef WANT_CPUMINE
OPT_WITH_ARG("--bench-algo|-b",
set_int_0_to_9999, opt_show_intval, &opt_bench_algo,
opt_hidden),
OPT_WITH_ARG("--cpu-threads|-t",
force_nthreads_int, opt_show_intval, &opt_n_threads,
"Number of miner CPU threads"),
#endif
OPT_WITHOUT_ARG("--debug|-D",
enable_debug, &opt_debug,
"Enable debug output"),
OPT_WITH_ARG("--device|-d",
set_devices, NULL, NULL,
"Select device to use, (Use repeat -d for multiple devices, default: all)"),
#ifdef HAVE_OPENCL
OPT_WITHOUT_ARG("--disable-gpu|-G",
opt_set_bool, &opt_nogpu,
"Disable GPU mining even if suitable devices exist"),
#endif
OPT_WITH_ARG("--donation",
set_float_0_to_99, &opt_show_floatval, &opt_donation,
"Set donation percentage to cgminer author (0.0 - 99.9)"),
#ifdef HAVE_OPENCL
#if defined(WANT_CPUMINE) && (defined(HAVE_OPENCL) || defined(USE_BITFORCE))
OPT_WITHOUT_ARG("--enable-cpu|-C",
opt_set_bool, &opt_usecpu,
"Enable CPU mining with other mining (default: no CPU mining if other devices exist)"),
#endif
#endif
OPT_WITH_ARG("--expiry|-E",
set_int_0_to_9999, opt_show_intval, &opt_expiry,
"Upper bound on how many seconds after getting work we consider a share from it stale"),
#ifdef HAVE_OPENCL
OPT_WITHOUT_ARG("--failover-only",
opt_set_bool, &opt_fail_only,
"Don't leak work to backup pools when primary pool is lagging"),
OPT_WITH_ARG("--gpu-threads|-g",
set_int_1_to_10, opt_show_intval, &opt_g_threads,
"Number of threads per GPU (1 - 10)"),
#ifdef HAVE_ADL
OPT_WITH_ARG("--gpu-engine",
set_gpu_engine, NULL, NULL,
"GPU engine (over)clock range in Mhz - one value, range and/or comma separated list (e.g. 850-900,900,750-850)"),
OPT_WITH_ARG("--gpu-fan",
set_gpu_fan, NULL, NULL,
"GPU fan percentage range - one value, range and/or comma separated list (e.g. 0-85,85,65)"),
OPT_WITH_ARG("--gpu-memclock",
set_gpu_memclock, NULL, NULL,
"Set the GPU memory (over)clock in Mhz - one value for all or separate by commas for per card"),
OPT_WITH_ARG("--gpu-memdiff",
set_gpu_memdiff, NULL, NULL,
"Set a fixed difference in clock speed between the GPU and memory in auto-gpu mode"),
OPT_WITH_ARG("--gpu-powertune",
set_gpu_powertune, NULL, NULL,
"Set the GPU powertune percentage - one value for all or separate by commas for per card"),
OPT_WITHOUT_ARG("--gpu-reorder",
opt_set_bool, &opt_reorder,
"Attempt to reorder GPU devices according to PCI Bus ID"),
OPT_WITH_ARG("--gpu-vddc",
set_gpu_vddc, NULL, NULL,
"Set the GPU voltage in Volts - one value for all or separate by commas for per card"),
#endif
OPT_WITH_ARG("--intensity|-I",
set_intensity, NULL, NULL,
"Intensity of GPU scanning (d or " _MIN_INTENSITY_STR " -> " _MAX_INTENSITY_STR ", default: d to maintain desktop interactivity)"),
OPT_WITH_ARG("--kernel-path|-K",
opt_set_charp, opt_show_charp, &opt_kernel_path,
"Specify a path to where the kernel .cl files are"),
OPT_WITH_ARG("--kernel|-k",
opt_set_charp, NULL, &opt_kernel,
"Select kernel to use (poclbm or phatk - default: auto)"),
#endif
OPT_WITHOUT_ARG("--load-balance",
set_loadbalance, &pool_strategy,
"Change multipool strategy from failover to even load balance"),
OPT_WITH_ARG("--log|-l",
set_int_0_to_9999, opt_show_intval, &opt_log_interval,
"Interval in seconds between log output"),
#if defined(unix)
OPT_WITH_ARG("--monitor|-m",
opt_set_charp, NULL, &opt_stderr_cmd,
"Use custom pipe cmd for output messages"),
#endif // defined(unix)
OPT_WITHOUT_ARG("--net-delay",
opt_set_bool, &opt_delaynet,
"Impose small delays in networking to not overload slow routers"),
#ifdef HAVE_ADL
OPT_WITHOUT_ARG("--no-adl",
opt_set_bool, &opt_noadl,
"Disable the ATI display library used for monitoring and setting GPU parameters"),
#endif
OPT_WITHOUT_ARG("--no-longpoll",
opt_set_invbool, &want_longpoll,
"Disable X-Long-Polling support"),
#ifdef HAVE_OPENCL
OPT_WITHOUT_ARG("--no-restart",
opt_set_invbool, &opt_restart,
"Do not attempt to restart GPUs that hang"),
#endif
OPT_WITH_ARG("--pass|-p",
set_pass, NULL, NULL,
"Password for bitcoin JSON-RPC server"),
OPT_WITHOUT_ARG("--per-device-stats",
opt_set_bool, &want_per_device_stats,
"Force verbose mode and output per-device statistics"),
OPT_WITHOUT_ARG("--protocol-dump|-P",
opt_set_bool, &opt_protocol,
"Verbose dump of protocol-level activities"),
OPT_WITH_ARG("--queue|-Q",
set_int_0_to_10, opt_show_intval, &opt_queue,
"Minimum number of work items to have queued (0 - 10)"),
OPT_WITHOUT_ARG("--quiet|-q",
opt_set_bool, &opt_quiet,
"Disable logging output, display status and errors"),
OPT_WITHOUT_ARG("--real-quiet",
opt_set_bool, &opt_realquiet,
"Disable all output"),
OPT_WITHOUT_ARG("--remove-disabled",
opt_set_bool, &opt_removedisabled,
"Remove disabled devices entirely, as if they didn't exist"),
OPT_WITH_ARG("--retries|-r",
opt_set_intval, opt_show_intval, &opt_retries,
"Number of times to retry before giving up, if JSON-RPC call fails (-1 means never)"),
OPT_WITH_ARG("--retry-pause|-R",
set_int_0_to_9999, opt_show_intval, &opt_fail_pause,
"Number of seconds to pause, between retries"),
OPT_WITH_ARG("--rotate",
set_rotate, opt_show_intval, &opt_rotate_period,
"Change multipool strategy from failover to regularly rotate at N minutes"),
OPT_WITHOUT_ARG("--round-robin",
set_rr, &pool_strategy,
"Change multipool strategy from failover to round robin on failure"),
#ifdef USE_BITFORCE
OPT_WITH_ARG("--scan-serial|-S",
add_serial, NULL, NULL,
"Serial port to probe for BitForce device"),
#endif
OPT_WITH_ARG("--scan-time|-s",
set_int_0_to_9999, opt_show_intval, &opt_scantime,
"Upper bound on time spent scanning current work, in seconds"),
OPT_WITH_ARG("--sched-start",
set_schedtime, NULL, &schedstart,
"Set a time of day in HH:MM to start mining (a once off without a stop time)"),
OPT_WITH_ARG("--sched-stop",
set_schedtime, NULL, &schedstop,
"Set a time of day in HH:MM to stop mining (will quit without a start time)"),
OPT_WITH_ARG("--shares",
opt_set_intval, NULL, &opt_shares,
"Quit after mining N shares (default: unlimited)"),
OPT_WITH_ARG("--socks-proxy",
opt_set_charp, NULL, &opt_socks_proxy,
"Set socks4 proxy (host:port)"),
OPT_WITHOUT_ARG("--submit-stale",
opt_set_bool, &opt_submit_stale,
"Submit shares even if they would normally be considered stale"),
#ifdef HAVE_SYSLOG_H
OPT_WITHOUT_ARG("--syslog",
opt_set_bool, &use_syslog,
"Use system log for output messages (default: standard error)"),
#endif
#ifdef HAVE_ADL
OPT_WITH_ARG("--temp-cutoff",
set_temp_cutoff, opt_show_intval, &opt_cutofftemp,
"Temperature where a GPU device will be automatically disabled, one value or comma separated list"),
OPT_WITH_ARG("--temp-hysteresis",
set_int_1_to_10, opt_show_intval, &opt_hysteresis,
"Set how much the temperature can fluctuate outside limits when automanaging speeds"),
OPT_WITH_ARG("--temp-overheat",
set_temp_overheat, opt_show_intval, &opt_overheattemp,
"Overheat temperature when automatically managing fan and GPU speeds, one value or comma separated list"),
OPT_WITH_ARG("--temp-target",
set_temp_target, opt_show_intval, &opt_targettemp,
"Target temperature when automatically managing fan and GPU speeds, one value or comma separated list"),
#endif
OPT_WITHOUT_ARG("--text-only|-T",
opt_set_invbool, &use_curses,
"Disable ncurses formatted screen output"),
OPT_WITH_ARG("--url|-o",
set_url, NULL, NULL,
"URL for bitcoin JSON-RPC server"),
OPT_WITH_ARG("--user|-u",
set_user, NULL, NULL,
"Username for bitcoin JSON-RPC server"),
#ifdef HAVE_OPENCL
OPT_WITH_ARG("--vectors|-v",
set_vector, NULL, &opt_vectors,
"Override detected optimal vector width (1, 2 or 4)"),
#endif
OPT_WITHOUT_ARG("--verbose",
opt_set_bool, &opt_log_output,
"Log verbose output to stderr as well as status output"),
#ifdef HAVE_OPENCL
OPT_WITH_ARG("--worksize|-w",
set_int_0_to_9999, opt_show_intval, &opt_worksize,
"Override detected optimal worksize"),
#endif
OPT_WITH_ARG("--userpass|-O",
set_userpass, NULL, NULL,
"Username:Password pair for bitcoin JSON-RPC server"),
OPT_WITH_ARG("--pools",
opt_set_bool, NULL, NULL, opt_hidden),
OPT_ENDTABLE
};
static char *parse_config(json_t *config, bool fileconf)
{
static char err_buf[200];
json_t *val;
struct opt_table *opt;
for (opt = opt_config_table; opt->type != OPT_END; opt++) {
char *p, *name;
/* We don't handle subtables. */
assert(!(opt->type & OPT_SUBTABLE));
/* Pull apart the option name(s). */
name = strdup(opt->names);
for (p = strtok(name, "|"); p; p = strtok(NULL, "|")) {
char *err = NULL;
/* Ignore short options. */
if (p[1] != '-')
continue;
val = json_object_get(config, p+2);
if (!val)
continue;
if ((opt->type & OPT_HASARG) && json_is_string(val)) {
err = opt->cb_arg(json_string_value(val),
opt->u.arg);
} else if ((opt->type & OPT_HASARG) && json_is_array(val)) {
int n, size = json_array_size(val);
for(n = 0; n < size && !err; n++) {
if (json_is_string(json_array_get(val, n)))
err = opt->cb_arg(json_string_value(json_array_get(val, n)), opt->u.arg);
else if (json_is_object(json_array_get(val, n)))
err = parse_config(json_array_get(val, n), false);
}
} else if ((opt->type&OPT_NOARG) && json_is_true(val)) {
err = opt->cb(opt->u.arg);
} else {
err = "Invalid value";
}
if (err) {
/* Allow invalid values to be in configuration
* file, just skipping over them provided the
* JSON is still valid after that. */
if (fileconf)
applog(LOG_ERR, "Invalid config option %s: %s", p, err);
else {
sprintf(err_buf, "Parsing JSON option %s: %s",
p, err);
return err_buf;
}
}
}
free(name);
}
return NULL;
}
static char *load_config(const char *arg, void *unused)
{
json_error_t err;
json_t *config;
config = json_load_file(arg, 0, &err);
if (!json_is_object(config))
return "JSON decode of file failed";
config_loaded = true;
/* Parse the config now, so we can override it. That can keep pointers
* so don't free config object. */
return parse_config(config, true);
}
static void load_default_config(void)
{
char buf[PATH_MAX];
#if defined(unix)
strcpy(buf, getenv("HOME"));
if (*buf)
strcat(buf, "/");
else
strcpy(buf, "");
strcat(buf, ".cgminer/");
#else
strcpy(buf, "");
#endif
strcat(buf, def_conf);
if (!access(buf, R_OK))
load_config(buf, NULL);
}
#ifdef HAVE_OPENCL
struct device_api opencl_api;
static char *print_ndevs_and_exit(int *ndevs)
{
opt_log_output = true;
opencl_api.api_detect();
clear_adl(*ndevs);
applog(LOG_INFO, "%i GPU devices detected", *ndevs);
exit(*ndevs);
}
#endif
extern const char *opt_argv0;
static char *opt_verusage_and_exit(const char *extra)
{
printf("%s\nBuilt with "
#ifdef HAVE_OPENCL
"GPU "
#endif
#ifdef WANT_CPUMINE
"CPU "
#endif
#ifdef USE_BITFORCE
"bitforce "
#endif
"mining support.\n"
, packagename);
printf("%s", opt_usage(opt_argv0, extra));
fflush(stdout);
exit(0);
}
/* These options are available from commandline only */
static struct opt_table opt_cmdline_table[] = {
OPT_WITH_ARG("--config|-c",
load_config, NULL, NULL,
"Load a JSON-format configuration file\n"
"See example.conf for an example configuration."),
OPT_WITHOUT_ARG("--help|-h",
opt_verusage_and_exit, NULL,
"Print this message"),
#ifdef HAVE_OPENCL
OPT_WITHOUT_ARG("--ndevs|-n",
print_ndevs_and_exit, &nDevs,
"Display number of detected GPUs, OpenCL information, and exit"),
#endif
OPT_WITHOUT_ARG("--version|-V",
opt_version_and_exit, packagename,
"Display version and exit"),
OPT_ENDTABLE
};
static bool jobj_binary(const json_t *obj, const char *key,
void *buf, size_t buflen, bool required)
{
const char *hexstr;
json_t *tmp;
tmp = json_object_get(obj, key);
if (unlikely(!tmp)) {
if (unlikely(required))
applog(LOG_ERR, "JSON key '%s' not found", key);
return false;
}
hexstr = json_string_value(tmp);
if (unlikely(!hexstr)) {
applog(LOG_ERR, "JSON key '%s' is not a string", key);
return false;
}
if (!hex2bin(buf, hexstr, buflen))
return false;
return true;
}
static bool work_decode(const json_t *val, struct work *work)
{
if (unlikely(!jobj_binary(val, "data", work->data, sizeof(work->data), true))) {
applog(LOG_ERR, "JSON inval data");
goto err_out;
}
if (likely(!jobj_binary(val, "midstate",
work->midstate, sizeof(work->midstate), false))) {
// Calculate it ourselves
union {
unsigned char c[64];
uint32_t i[16];
} data;
int swapcounter;
for (swapcounter = 0; swapcounter < 16; swapcounter++)
data.i[swapcounter] = swab32(((uint32_t*) (work->data))[swapcounter]);
sha2_context ctx;
sha2_starts( &ctx, 0 );
sha2_update( &ctx, data.c, 64 );
memcpy(work->midstate, ctx.state, sizeof(work->midstate));
}
if (likely(!jobj_binary(val, "hash1", work->hash1, sizeof(work->hash1), false))) {
// Always the same anyway
memcpy(work->hash1, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\x80\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\1\0\0", 64);
}
if (unlikely(!jobj_binary(val, "target", work->target, sizeof(work->target), true))) {
applog(LOG_ERR, "JSON inval target");
goto err_out;
}
memset(work->hash, 0, sizeof(work->hash));
#ifdef __BIG_ENDIAN__
int swapcounter = 0;
for (swapcounter = 0; swapcounter < 32; swapcounter++)
(((uint32_t*) (work->data))[swapcounter]) = swab32(((uint32_t*) (work->data))[swapcounter]);
for (swapcounter = 0; swapcounter < 16; swapcounter++)
(((uint32_t*) (work->hash1))[swapcounter]) = swab32(((uint32_t*) (work->hash1))[swapcounter]);
for (swapcounter = 0; swapcounter < 8; swapcounter++)
(((uint32_t*) (work->midstate))[swapcounter]) = swab32(((uint32_t*) (work->midstate))[swapcounter]);
for (swapcounter = 0; swapcounter < 8; swapcounter++)
(((uint32_t*) (work->target))[swapcounter]) = swab32(((uint32_t*) (work->target))[swapcounter]);
#endif
gettimeofday(&work->tv_staged, NULL);
return true;
err_out:
return false;
}
static inline int dev_from_id(int thr_id)
{
return thr_info[thr_id].cgpu->device_id;
}
/* Make the change in the recent value adjust dynamically when the difference
* is large, but damp it when the values are closer together. This allows the
* value to change quickly, but not fluctuate too dramatically when it has
* stabilised. */
static void decay_time(double *f, double fadd)
{
double ratio = 0;
if (likely(*f > 0)) {
ratio = fadd / *f;
if (ratio > 1)
ratio = 1 / ratio;
}
if (ratio > 0.9)
*f = (fadd * 0.1 + *f) / 1.1;
else
*f = (fadd + *f * 0.1) / 1.1;
}
static int requests_staged(void)
{
int ret;
mutex_lock(stgd_lock);
ret = HASH_COUNT(staged_work);
mutex_unlock(stgd_lock);
return ret;
}
static WINDOW *mainwin, *statuswin, *logwin;
double total_secs = 0.1;
static char statusline[256];
static int devcursor, logstart, logcursor;
struct cgpu_info gpus[MAX_GPUDEVICES]; /* Maximum number apparently possible */
struct cgpu_info *cpus;
static inline void unlock_curses(void)
{
mutex_unlock(&curses_lock);
}
static inline void lock_curses(void)
{
mutex_lock(&curses_lock);
}
static bool curses_active_locked(void)
{
bool ret;
lock_curses();
ret = curses_active;
if (!ret)
unlock_curses();
return ret;
}
static void tailsprintf(char *f, const char *fmt, ...)
{
va_list ap;
va_start(ap, fmt);
vsprintf(f + strlen(f), fmt, ap);
va_end(ap);
}
static void get_statline(char *buf, struct cgpu_info *cgpu)
{
sprintf(buf, "%s%d ", cgpu->api->name, cgpu->device_id);
if (cgpu->api->get_statline_before)
cgpu->api->get_statline_before(buf, cgpu);
tailsprintf(buf, "(%ds):%.1f (avg):%.1f Mh/s | A:%d R:%d HW:%d U:%.2f/m",
opt_log_interval,
cgpu->rolling,
cgpu->total_mhashes / total_secs,
cgpu->accepted,
cgpu->rejected,
cgpu->hw_errors,
cgpu->utility);
if (cgpu->api->get_statline)
cgpu->api->get_statline(buf, cgpu);
}
static void text_print_status(int thr_id)
{
struct cgpu_info *cgpu = thr_info[thr_id].cgpu;
char logline[255];
if (cgpu) {
get_statline(logline, cgpu);
printf("%s\n", logline);
}
}
/* Must be called with curses mutex lock held and curses_active */
static void curses_print_status(void)
{
struct pool *pool = current_pool();
wattron(statuswin, A_BOLD);
mvwprintw(statuswin, 0, 0, " " PACKAGE " version " VERSION " - Started: %s", datestamp);
#ifdef WANT_CPUMINE
if (opt_n_threads)
wprintw(statuswin, " CPU Algo: %s", algo_names[opt_algo]);
#endif
wattroff(statuswin, A_BOLD);
mvwhline(statuswin, 1, 0, '-', 80);
mvwprintw(statuswin, 2, 0, " %s", statusline);
wclrtoeol(statuswin);
mvwprintw(statuswin, 3, 0, " TQ: %d ST: %d SS: %d DW: %d NB: %d LW: %d GF: %d RF: %d",
total_queued, requests_staged(), total_stale, total_discarded, new_blocks,
local_work, total_go, total_ro);
wclrtoeol(statuswin);
if (pool_strategy == POOL_LOADBALANCE && total_pools > 1)
mvwprintw(statuswin, 4, 0, " Connected to multiple pools with%s LP",
have_longpoll ? "": "out");
else
mvwprintw(statuswin, 4, 0, " Connected to %s with%s LP as user %s",
pool->rpc_url, have_longpoll ? "": "out", pool->rpc_user);
wclrtoeol(statuswin);
mvwprintw(statuswin, 5, 0, " Block: %s... Started: %s", current_hash, blocktime);
mvwhline(statuswin, 6, 0, '-', 80);
mvwhline(statuswin, logstart - 1, 0, '-', 80);
mvwprintw(statuswin, devcursor - 1, 1, "[P]ool management %s[S]ettings [D]isplay options [Q]uit",
have_opencl ? "[G]PU management " : "");
/* The window will be updated once we're done with all the devices */
wnoutrefresh(statuswin);
}
static void adj_width(int var, int *length)
{
if ((int)(log10(var) + 1) > *length)
(*length)++;
}
static void curses_print_devstatus(int thr_id)
{
static int awidth = 1, rwidth = 1, hwwidth = 1, uwidth = 1;
struct cgpu_info *cgpu = thr_info[thr_id].cgpu;
char logline[255];
cgpu->utility = cgpu->accepted / ( total_secs ? total_secs : 1 ) * 60;
mvwprintw(statuswin, devcursor + cgpu->cgminer_id, 0, " %s %d: ", cgpu->api->name, cgpu->device_id);
if (cgpu->api->get_statline_before) {
logline[0] = '\0';
cgpu->api->get_statline_before(logline, cgpu);
wprintw(statuswin, "%s", logline);
}
if (cgpu->status == LIFE_DEAD)
wprintw(statuswin, "DEAD ");
else if (cgpu->status == LIFE_SICK)
wprintw(statuswin, "SICK ");
else if (!cgpu->enabled)
wprintw(statuswin, "OFF ");
else
wprintw(statuswin, "%5.1f", cgpu->rolling);
adj_width(cgpu->accepted, &awidth);
adj_width(cgpu->rejected, &rwidth);
adj_width(cgpu->hw_errors, &hwwidth);
adj_width(cgpu->utility, &uwidth);
wprintw(statuswin, "/%5.1fMh/s | A:%*d R:%*d HW:%*d U:%*.2f/m",
cgpu->total_mhashes / total_secs,
awidth, cgpu->accepted,
rwidth, cgpu->rejected,
hwwidth, cgpu->hw_errors,
uwidth + 3, cgpu->utility);
if (cgpu->api->get_statline) {
logline[0] = '\0';
cgpu->api->get_statline(logline, cgpu);
wprintw(statuswin, "%s", logline);
}
wclrtoeol(statuswin);
wnoutrefresh(statuswin);
}
static void print_status(int thr_id)
{
if (!curses_active)
text_print_status(thr_id);
}
/* Check for window resize. Called with curses mutex locked */
static inline bool change_logwinsize(void)
{
int x, y, logx, logy;
getmaxyx(mainwin, y, x);
getmaxyx(logwin, logy, logx);
y -= logcursor;
/* Detect screen size change */
if ((x != logx || y != logy) && x >= 80 && y >= 25) {
wresize(logwin, y, x);
return true;
}
return false;
}
/* For mandatory printing when mutex is already locked */
static void wlog(const char *f, ...)
{
va_list ap;
va_start(ap, f);
vw_printw(logwin, f, ap);
va_end(ap);
}
/* Mandatory printing */
void wlogprint(const char *f, ...)
{
va_list ap;
if (curses_active_locked()) {
va_start(ap, f);
vw_printw(logwin, f, ap);
va_end(ap);
wrefresh(logwin);
unlock_curses();
}
}
void log_curses(int prio, const char *f, va_list ap)
{
if (opt_quiet && prio != LOG_ERR)
return;
if (curses_active_locked()) {
if (!opt_loginput || prio == LOG_ERR || prio == LOG_WARNING) {
vw_printw(logwin, f, ap);
wrefresh(logwin);
}
unlock_curses();
} else
vprintf(f, ap);
}
void clear_logwin(void)
{
if (curses_active_locked()) {
wclear(logwin);
wrefresh(logwin);
unlock_curses();
}
}
/* regenerate the full work->hash value and also return true if it's a block */
bool regeneratehash(const struct work *work)
{
uint32_t *data32 = (uint32_t *)(work->data);
unsigned char swap[128];
uint32_t *swap32 = (uint32_t *)swap;
unsigned char hash1[32];
uint32_t *hash32 = (uint32_t *)(work->hash);
uint32_t difficulty = 0;
uint32_t diffbytes = 0;
uint32_t diffvalue = 0;
uint32_t diffcmp[8];
int diffshift = 0;
int i;
for (i = 0; i < 80 / 4; i++)
swap32[i] = swab32(data32[i]);
sha2(swap, 80, hash1, false);
sha2(hash1, 32, (unsigned char *)(work->hash), false);
difficulty = swab32(*((uint32_t *)(work->data + 72)));
diffbytes = ((difficulty >> 24) & 0xff) - 3;
diffvalue = difficulty & 0x00ffffff;
diffshift = (diffbytes % 4) * 8;
if (diffshift == 0) {
diffshift = 32;
diffbytes--;
}
memset(diffcmp, 0, 32);
diffcmp[(diffbytes >> 2) + 1] = diffvalue >> (32 - diffshift);
diffcmp[diffbytes >> 2] = diffvalue << diffshift;
for (i = 7; i >= 0; i--) {
if (hash32[i] > diffcmp[i])
return false;
if (hash32[i] < diffcmp[i])
return true;
}
// https://en.bitcoin.it/wiki/Block says: "numerically below"
// https://en.bitcoin.it/wiki/Target says: "lower than or equal to"
// code in bitcoind 0.3.24 main.cpp CheckWork() says: if (hash > hashTarget) return false;
if (hash32[0] == diffcmp[0])
return true;
else
return false;
}
static bool donor(struct pool *pool)
{
return (pool == &donationpool);
}
static bool submit_upstream_work(const struct work *work)
{
char *hexstr = NULL;
json_t *val, *res;
char s[345], sd[345];
bool rc = false;
int thr_id = work->thr_id;
struct cgpu_info *cgpu = thr_info[thr_id].cgpu;
CURL *curl = curl_easy_init();
struct pool *pool = work->pool;
bool rolltime;
uint32_t *hash32;
char hashshow[64+1] = "";
bool isblock;
if (unlikely(!curl)) {
applog(LOG_ERR, "CURL initialisation failed");
return rc;
}
#ifdef __BIG_ENDIAN__
int swapcounter = 0;
for (swapcounter = 0; swapcounter < 32; swapcounter++)
(((uint32_t*) (work->data))[swapcounter]) = swab32(((uint32_t*) (work->data))[swapcounter]);
#endif
/* build hex string */
hexstr = bin2hex(work->data, sizeof(work->data));
if (unlikely(!hexstr)) {
applog(LOG_ERR, "submit_upstream_work OOM");
goto out_nofree;
}
/* build JSON-RPC request */
sprintf(s,
"{\"method\": \"getwork\", \"params\": [ \"%s\" ], \"id\":1}\r\n",
hexstr);
sprintf(sd,
"{\"method\": \"getwork\", \"params\": [ \"%s\" ], \"id\":1}",
hexstr);
if (opt_debug)
applog(LOG_DEBUG, "DBG: sending %s submit RPC call: %s", pool->rpc_url, sd);
/* Force a fresh connection in case there are dead persistent
* connections to this pool */
if (pool_isset(pool, &pool->submit_fail))
curl_easy_setopt(curl, CURLOPT_FRESH_CONNECT, 1);
/* issue JSON-RPC request */
val = json_rpc_call(curl, pool->rpc_url, pool->rpc_userpass, s, false, false, &rolltime, pool, true);
if (unlikely(!val)) {
applog(LOG_INFO, "submit_upstream_work json_rpc_call failed");
if (!pool_tset(pool, &pool->submit_fail)) {
total_ro++;
pool->remotefail_occasions++;
if (!donor(pool))
applog(LOG_WARNING, "Pool %d communication failure, caching submissions", pool->pool_no);
}
goto out;
} else if (pool_tclear(pool, &pool->submit_fail)) {
if (!donor(pool))
applog(LOG_WARNING, "Pool %d communication resumed, submitting work", pool->pool_no);
}
res = json_object_get(val, "result");
if (!QUIET) {
isblock = regeneratehash(work);
if (isblock)
found_blocks++;
hash32 = (uint32_t *)(work->hash);
sprintf(hashshow, "%08lx.%08lx.%08lx%s",
(unsigned long)(hash32[7]), (unsigned long)(hash32[6]), (unsigned long)(hash32[5]),
isblock ? " BLOCK!" : "");
}
/* Theoretically threads could race when modifying accepted and
* rejected values but the chance of two submits completing at the
* same time is zero so there is no point adding extra locking */
if (json_is_true(res)) {
cgpu->accepted++;
total_accepted++;
pool->accepted++;
if (opt_debug)
applog(LOG_DEBUG, "PROOF OF WORK RESULT: true (yay!!!)");
if (!QUIET) {
if (donor(work->pool))
applog(LOG_NOTICE, "Accepted %s %s %d thread %d donate",
hashshow, cgpu->api->name, cgpu->device_id, thr_id);
else if (total_pools > 1)
applog(LOG_NOTICE, "Accepted %s %s %d thread %d pool %d",
hashshow, cgpu->api->name, cgpu->device_id, thr_id, work->pool->pool_no);
else
applog(LOG_NOTICE, "Accepted %s %s %d thread %d",
hashshow, cgpu->api->name, cgpu->device_id, thr_id);
}
if (opt_shares && total_accepted >= opt_shares) {
applog(LOG_WARNING, "Successfully mined %d accepted shares as requested and exiting.", opt_shares);
kill_work();
goto out;
}
} else {
cgpu->rejected++;
total_rejected++;
pool->rejected++;
if (opt_debug)
applog(LOG_DEBUG, "PROOF OF WORK RESULT: false (booooo)");
if (!QUIET) {
if (donor(work->pool))
applog(LOG_NOTICE, "Rejected %s %s %d thread %d donate",
hashshow, cgpu->api->name, cgpu->device_id, thr_id);
else if (total_pools > 1)
applog(LOG_NOTICE, "Rejected %s %s %d thread %d pool %d",
hashshow, cgpu->api->name, cgpu->device_id, thr_id, work->pool->pool_no);
else
applog(LOG_NOTICE, "Rejected %s %s %d thread %d",
hashshow, cgpu->api->name, cgpu->device_id, thr_id);
}
}
cgpu->utility = cgpu->accepted / ( total_secs ? total_secs : 1 ) * 60;
if (!opt_realquiet)
print_status(thr_id);
if (!want_per_device_stats) {
char logline[255];
get_statline(logline, cgpu);
applog(LOG_INFO, "%s", logline);
}
json_decref(val);
rc = true;
out:
free(hexstr);
out_nofree:
curl_easy_cleanup(curl);
return rc;
}
static const char *rpc_req =
"{\"method\": \"getwork\", \"params\": [], \"id\":0}\r\n";
/* Select any active pool in a rotating fashion when loadbalance is chosen */
static inline struct pool *select_pool(bool lagging)
{
static int rotating_pool = 0;
struct pool *pool, *cp;
if (total_getworks && opt_donation > 0.0 && !donationpool.idle &&
(float)donationpool.getwork_requested / (float)total_getworks < opt_donation / 100) {
if (!lagging)
return &donationpool;
lagging = false;
}
cp = current_pool();
if (pool_strategy != POOL_LOADBALANCE && !lagging)
pool = cp;
else
pool = NULL;
while (!pool) {
if (++rotating_pool >= total_pools)
rotating_pool = 0;
pool = pools[rotating_pool];
if ((!pool->idle && pool->enabled) || pool == cp)
break;
pool = NULL;
}
return pool;
}
static bool get_upstream_work(struct work *work, bool lagging)
{
struct pool *pool;
json_t *val = NULL;
bool rc = false;
int retries = 0;
CURL *curl;
curl = curl_easy_init();
if (unlikely(!curl)) {
applog(LOG_ERR, "CURL initialisation failed");
return rc;
}
pool = select_pool(lagging);
if (opt_debug)
applog(LOG_DEBUG, "DBG: sending %s get RPC call: %s", pool->rpc_url, rpc_req);
retry:
/* A single failure response here might be reported as a dead pool and
* there may be temporary denied messages etc. falsely reporting
* failure so retry a few times before giving up */
while (!val && retries++ < 3) {
val = json_rpc_call(curl, pool->rpc_url, pool->rpc_userpass, rpc_req,
false, false, &work->rolltime, pool, false);
if (donor(pool) && !val) {
if (opt_debug)
applog(LOG_DEBUG, "Donor pool lagging");
pool = select_pool(true);
if (opt_debug)
applog(LOG_DEBUG, "DBG: sending %s get RPC call: %s", pool->rpc_url, rpc_req);
retries = 0;
}
}
if (unlikely(!val)) {
applog(LOG_DEBUG, "Failed json_rpc_call in get_upstream_work");
goto out;
}
rc = work_decode(json_object_get(val, "result"), work);
if (!rc && retries < 3) {
/* Force a fresh connection in case there are dead persistent
* connections */
curl_easy_setopt(curl, CURLOPT_FRESH_CONNECT, 1);
goto retry;
}
work->pool = pool;
total_getworks++;
pool->getwork_requested++;
json_decref(val);
out:
curl_easy_cleanup(curl);
return rc;
}
static struct work *make_work(void)
{
struct work *work = calloc(1, sizeof(struct work));
if (unlikely(!work))
quit(1, "Failed to calloc work in make_work");
work->id = total_work++;
return work;
}
static void free_work(struct work *work)
{
free(work);
}
static void workio_cmd_free(struct workio_cmd *wc)
{
if (!wc)
return;
switch (wc->cmd) {
case WC_SUBMIT_WORK:
free_work(wc->u.work);
break;
default: /* do nothing */
break;
}
memset(wc, 0, sizeof(*wc)); /* poison */
free(wc);
}
static void disable_curses(void)
{
if (curses_active_locked()) {
curses_active = false;
leaveok(logwin, false);
leaveok(statuswin, false);
leaveok(mainwin, false);
nocbreak();
echo();
delwin(logwin);
delwin(statuswin);
delwin(mainwin);
endwin();
refresh();
#ifdef WIN32
// Move the cursor to after curses output.
HANDLE hout = GetStdHandle(STD_OUTPUT_HANDLE);
CONSOLE_SCREEN_BUFFER_INFO csbi;
COORD coord;
if (GetConsoleScreenBufferInfo(hout, &csbi)) {
coord.X = 0;
coord.Y = csbi.dwSize.Y - 1;
SetConsoleCursorPosition(hout, coord);
}
#endif
unlock_curses();
}
}
static void print_summary(void);
void kill_work(void)
{
struct thr_info *thr;
unsigned int i;
disable_curses();
applog(LOG_INFO, "Received kill message");
if (opt_debug)
applog(LOG_DEBUG, "Killing off watchdog thread");
/* Kill the watchdog thread */
thr = &thr_info[watchdog_thr_id];
thr_info_cancel(thr);
if (opt_debug)
applog(LOG_DEBUG, "Killing off mining threads");
/* Stop the mining threads*/
for (i = 0; i < mining_threads; i++) {
thr = &thr_info[i];
thr_info_cancel(thr);
}
if (opt_debug)
applog(LOG_DEBUG, "Killing off stage thread");
/* Stop the others */
thr = &thr_info[stage_thr_id];
thr_info_cancel(thr);
if (opt_debug)
applog(LOG_DEBUG, "Killing off longpoll thread");
thr = &thr_info[longpoll_thr_id];
if (have_longpoll)
thr_info_cancel(thr);
if (opt_debug)
applog(LOG_DEBUG, "Killing off work thread");
thr = &thr_info[work_thr_id];
thr_info_cancel(thr);
if (opt_debug)
applog(LOG_DEBUG, "Killing off API thread");
thr = &thr_info[api_thr_id];
thr_info_cancel(thr);
}
void quit(int status, const char *format, ...);
static void sighandler(int sig)
{
/* Restore signal handlers so we can still quit if kill_work fails */
sigaction(SIGTERM, &termhandler, NULL);
sigaction(SIGINT, &inthandler, NULL);
kill_work();
quit(sig, "Received interrupt signal.");
}
static void *get_work_thread(void *userdata)
{
struct workio_cmd *wc = (struct workio_cmd *)userdata;
struct work *ret_work;
int failures = 0;
pthread_detach(pthread_self());
ret_work = make_work();
if (wc->thr)
ret_work->thr = wc->thr;
else
ret_work->thr = NULL;
/* obtain new work from bitcoin via JSON-RPC */
while (!get_upstream_work(ret_work, wc->lagging)) {
if (unlikely((opt_retries >= 0) && (++failures > opt_retries))) {
applog(LOG_ERR, "json_rpc_call failed, terminating workio thread");
free_work(ret_work);
kill_work();
goto out;
}
/* pause, then restart work-request loop */
applog(LOG_DEBUG, "json_rpc_call failed on get work, retry after %d seconds",
fail_pause);
sleep(fail_pause);
fail_pause += opt_fail_pause;
}
fail_pause = opt_fail_pause;
if (opt_debug)
applog(LOG_DEBUG, "Pushing work to requesting thread");
/* send work to requesting thread */
if (unlikely(!tq_push(thr_info[stage_thr_id].q, ret_work))) {
applog(LOG_ERR, "Failed to tq_push work in workio_get_work");
kill_work();
free_work(ret_work);
}
out:
workio_cmd_free(wc);
return NULL;
}
static bool workio_get_work(struct workio_cmd *wc)
{
pthread_t get_thread;
if (unlikely(pthread_create(&get_thread, NULL, get_work_thread, (void *)wc))) {
applog(LOG_ERR, "Failed to create get_work_thread");
return false;
}
return true;
}
static bool stale_work(struct work *work, bool share)
{
struct timeval now;
bool ret = false;
gettimeofday(&now, NULL);
if (share) {
if ((now.tv_sec - work->tv_staged.tv_sec) >= opt_expiry)
return true;
} else if ((now.tv_sec - work->tv_staged.tv_sec) >= opt_scantime)
return true;
/* Don't compare donor work in case it's on a different chain */
if (donor(work->pool))
return ret;
if (work->work_block != work_block)
ret = true;
return ret;
}
static void *submit_work_thread(void *userdata)
{
struct workio_cmd *wc = (struct workio_cmd *)userdata;
struct work *work = wc->u.work;
struct pool *pool = work->pool;
int failures = 0;
pthread_detach(pthread_self());
if (!opt_submit_stale && stale_work(work, true)) {
applog(LOG_NOTICE, "Stale share detected, discarding");
total_stale++;
pool->stale_shares++;
goto out;
}
/* submit solution to bitcoin via JSON-RPC */
while (!submit_upstream_work(work)) {
if (!opt_submit_stale && stale_work(work, true)) {
applog(LOG_NOTICE, "Stale share detected, discarding");
total_stale++;
pool->stale_shares++;
break;
}
if (unlikely((opt_retries >= 0) && (++failures > opt_retries))) {
applog(LOG_ERR, "Failed %d retries ...terminating workio thread", opt_retries);
kill_work();
break;
}
/* pause, then restart work-request loop */
applog(LOG_INFO, "json_rpc_call failed on submit_work, retry after %d seconds",
fail_pause);
sleep(fail_pause);
fail_pause += opt_fail_pause;
}
fail_pause = opt_fail_pause;
out:
workio_cmd_free(wc);
return NULL;
}
static bool workio_submit_work(struct workio_cmd *wc)
{
pthread_t submit_thread;
if (unlikely(pthread_create(&submit_thread, NULL, submit_work_thread, (void *)wc))) {
applog(LOG_ERR, "Failed to create submit_work_thread");
return false;
}
return true;
}
/* Find the pool that currently has the highest priority */
static struct pool *priority_pool(int choice)
{
struct pool *ret = NULL;
int i;
for (i = 0; i < total_pools; i++) {
struct pool *pool = pools[i];
if (pool->prio == choice) {
ret = pool;
break;
}
}
if (unlikely(!ret)) {
applog(LOG_ERR, "WTF No pool %d found!", choice);
return pools[choice];
}
return ret;
}
void switch_pools(struct pool *selected)
{
struct pool *pool, *last_pool;
int i, pool_no;
mutex_lock(&control_lock);
last_pool = currentpool;
pool_no = currentpool->pool_no;
/* Switch selected to pool number 0 and move the rest down */
if (selected) {
if (selected->prio != 0) {
for (i = 0; i < total_pools; i++) {
pool = pools[i];
if (pool->prio < selected->prio)
pool->prio++;
}
selected->prio = 0;
}
}
switch (pool_strategy) {
/* Both of these set to the master pool */
case POOL_FAILOVER:
case POOL_LOADBALANCE:
for (i = 0; i < total_pools; i++) {
pool = priority_pool(i);
if (!pool->idle && pool->enabled) {
pool_no = pool->pool_no;
break;
}
}
break;
/* Both of these simply increment and cycle */
case POOL_ROUNDROBIN:
case POOL_ROTATE:
if (selected) {
pool_no = selected->pool_no;
break;
}
pool_no++;
if (pool_no >= total_pools)
pool_no = 0;
break;
default:
break;
}
currentpool = pools[pool_no];
pool = currentpool;
mutex_unlock(&control_lock);
if (pool != last_pool)
applog(LOG_WARNING, "Switching to %s", pool->rpc_url);
/* Reset the queued amount to allow more to be queued for the new pool */
mutex_lock(&qd_lock);
total_queued = 0;
mutex_unlock(&qd_lock);
}
static void discard_work(struct work *work)
{
if (!work->clone && !work->rolls && !work->mined) {
if (work->pool)
work->pool->discarded_work++;
total_discarded++;
if (opt_debug)
applog(LOG_DEBUG, "Discarded work");
} else if (opt_debug)
applog(LOG_DEBUG, "Discarded cloned or rolled work");
free_work(work);
}
/* This is overkill, but at least we'll know accurately how much work is
* queued to prevent ever being left without work */
static void inc_queued(void)
{
mutex_lock(&qd_lock);
total_queued++;
mutex_unlock(&qd_lock);
}
static void dec_queued(void)
{
mutex_lock(&qd_lock);
if (total_queued > 0)
total_queued--;
mutex_unlock(&qd_lock);
}
static int requests_queued(void)
{
int ret;
mutex_lock(&qd_lock);
ret = total_queued;
mutex_unlock(&qd_lock);
return ret;
}
static int discard_stale(void)
{
struct work *work, *tmp;
int i, stale = 0;
mutex_lock(stgd_lock);
HASH_ITER(hh, staged_work, work, tmp) {
if (stale_work(work, false)) {
HASH_DEL(staged_work, work);
if (work->clone)
--staged_clones;
discard_work(work);
stale++;
}
}
mutex_unlock(stgd_lock);
if (opt_debug)
applog(LOG_DEBUG, "Discarded %d stales that didn't match current hash", stale);
/* Dec queued outside the loop to not have recursive locks */
for (i = 0; i < stale; i++)
dec_queued();
return stale;
}
static bool queue_request(struct thr_info *thr, bool needed);
static void restart_threads(void)
{
int i, stale;
/* Discard staged work that is now stale */
stale = discard_stale();
for (i = 0; i < stale; i++)
queue_request(NULL, true);
for (i = 0; i < mining_threads; i++)
work_restart[i].restart = 1;
}
static void set_curblock(char *hexstr, unsigned char *hash)
{
unsigned char hash_swap[32];
char *old_hash = NULL;
struct timeval tv_now;
/* Don't free current_hash directly to avoid dereferencing it when
* we might be accessing its data elsewhere */
if (current_hash)
old_hash = current_hash;
strcpy(current_block, hexstr);
gettimeofday(&tv_now, NULL);
get_timestamp(blocktime, &tv_now);
swap256(hash_swap, hash);
current_hash = bin2hex(hash_swap, 16);
if (unlikely(!current_hash))
quit (1, "set_curblock OOM");
if (old_hash)
free(old_hash);
}
static void test_work_current(struct work *work, bool longpoll)
{
struct block *s;
char *hexstr;
/* Allow donation to not set current work, so it will work even if
* mining on a different chain */
if (donor(work->pool))
return;
hexstr = bin2hex(work->data, 18);
if (unlikely(!hexstr)) {
applog(LOG_ERR, "stage_thread OOM");
return;
}
/* Search to see if this block exists yet and if not, consider it a
* new block and set the current block details to this one */
rd_lock(&blk_lock);
HASH_FIND_STR(blocks, hexstr, s);
rd_unlock(&blk_lock);
if (!s) {
s = calloc(sizeof(struct block), 1);
if (unlikely(!s))
quit (1, "test_work_current OOM");
strcpy(s->hash, hexstr);
wr_lock(&blk_lock);
HASH_ADD_STR(blocks, hash, s);
wr_unlock(&blk_lock);
set_curblock(hexstr, work->data);
if (unlikely(++new_blocks == 1))
goto out_free;
work_block++;
if (longpoll)
applog(LOG_NOTICE, "LONGPOLL detected new block on network, waiting on fresh work");
else if (have_longpoll)
applog(LOG_NOTICE, "New block detected on network before longpoll, waiting on fresh work");
else
applog(LOG_NOTICE, "New block detected on network, waiting on fresh work");
restart_threads();
} else if (longpoll) {
applog(LOG_NOTICE, "LONGPOLL requested work restart, waiting on fresh work");
work_block++;
restart_threads();
}
out_free:
free(hexstr);
}
static int tv_sort(struct work *worka, struct work *workb)
{
return worka->tv_staged.tv_sec - workb->tv_staged.tv_sec;
}
static bool hash_push(struct work *work)
{
bool rc = true;
mutex_lock(stgd_lock);
if (likely(!getq->frozen)) {
HASH_ADD_INT(staged_work, id, work);
HASH_SORT(staged_work, tv_sort);
if (work->clone)
++staged_clones;
} else
rc = false;
pthread_cond_signal(&getq->cond);
mutex_unlock(stgd_lock);
return rc;
}
static void *stage_thread(void *userdata)
{
struct thr_info *mythr = userdata;
bool ok = true;
pthread_setcanceltype(PTHREAD_CANCEL_ASYNCHRONOUS, NULL);
while (ok) {
struct work *work = NULL;
if (opt_debug)
applog(LOG_DEBUG, "Popping work to stage thread");
work = tq_pop(mythr->q, NULL);
if (unlikely(!work)) {
applog(LOG_ERR, "Failed to tq_pop in stage_thread");
ok = false;
break;
}
work->work_block = work_block;
test_work_current(work, false);
if (opt_debug)
applog(LOG_DEBUG, "Pushing work to getwork queue");
if (unlikely(!hash_push(work))) {
applog(LOG_WARNING, "Failed to hash_push in stage_thread");
continue;
}
}
tq_freeze(mythr->q);
return NULL;
}
int curses_int(const char *query)
{
int ret;
char *cvar;
cvar = curses_input(query);
ret = atoi(cvar);
free(cvar);
return ret;
}
static bool input_pool(bool live);
static int active_pools(void)
{
int ret = 0;
int i;
for (i = 0; i < total_pools; i++) {
if ((pools[i])->enabled)
ret++;
}
return ret;
}
static void display_pool_summary(struct pool *pool)
{
double efficiency = 0.0;
if (curses_active_locked()) {
wlog("Pool: %s\n", pool->rpc_url);
wlog("%s long-poll support\n", pool->hdr_path ? "Has" : "Does not have");
wlog(" Queued work requests: %d\n", pool->getwork_requested);
wlog(" Share submissions: %d\n", pool->accepted + pool->rejected);
wlog(" Accepted shares: %d\n", pool->accepted);
wlog(" Rejected shares: %d\n", pool->rejected);
if (pool->accepted || pool->rejected)
wlog(" Reject ratio: %.1f%%\n", (double)(pool->rejected * 100) / (double)(pool->accepted + pool->rejected));
efficiency = pool->getwork_requested ? pool->accepted * 100.0 / pool->getwork_requested : 0.0;
wlog(" Efficiency (accepted / queued): %.0f%%\n", efficiency);
wlog(" Discarded work due to new blocks: %d\n", pool->discarded_work);
wlog(" Stale submissions discarded due to new blocks: %d\n", pool->stale_shares);
wlog(" Unable to get work from server occasions: %d\n", pool->getfail_occasions);
wlog(" Submitting work remotely delay occasions: %d\n\n", pool->remotefail_occasions);
wrefresh(logwin);
unlock_curses();
}
}
/* We can't remove the memory used for this struct pool because there may
* still be work referencing it. We just remove it from the pools list */
static void remove_pool(struct pool *pool)
{
int i, last_pool = total_pools - 1;
struct pool *other;
/* Boost priority of any lower prio than this one */
for (i = 0; i < total_pools; i++) {
other = pools[i];
if (other->prio > pool->prio)
other->prio--;
}
if (pool->pool_no < last_pool) {
/* Swap the last pool for this one */
(pools[last_pool])->pool_no = pool->pool_no;
pools[pool->pool_no] = pools[last_pool];
}
/* Give it an invalid number */
pool->pool_no = total_pools;
total_pools--;
}
void write_config(FILE *fcfg)
{
int i;
/* Write pool values */
fputs("{\n\"pools\" : [", fcfg);
for(i = 0; i < total_pools; i++) {
fprintf(fcfg, "%s\n\t{\n\t\t\"url\" : \"%s\",", i > 0 ? "," : "", pools[i]->rpc_url);
fprintf(fcfg, "\n\t\t\"user\" : \"%s\",", pools[i]->rpc_user);
fprintf(fcfg, "\n\t\t\"pass\" : \"%s\"\n\t}", pools[i]->rpc_pass);
}
fputs("\n],\n\n", fcfg);
if (nDevs) {
/* Write GPU device values */
fputs("\"intensity\" : \"", fcfg);
for(i = 0; i < nDevs; i++)
fprintf(fcfg, gpus[i].dynamic ? "%sd" : "%s%d", i > 0 ? "," : "", gpus[i].intensity);
#ifdef HAVE_ADL
fputs("\",\n\"gpu-engine\" : \"", fcfg);
for(i = 0; i < nDevs; i++)
fprintf(fcfg, "%s%d-%d", i > 0 ? "," : "", gpus[i].min_engine, gpus[i].gpu_engine);
fputs("\",\n\"gpu-fan\" : \"", fcfg);
for(i = 0; i < nDevs; i++)
fprintf(fcfg, "%s%d-%d", i > 0 ? "," : "", gpus[i].min_fan, gpus[i].gpu_fan);
fputs("\",\n\"gpu-memclock\" : \"", fcfg);
for(i = 0; i < nDevs; i++)
fprintf(fcfg, "%s%d", i > 0 ? "," : "", gpus[i].gpu_memclock);
fputs("\",\n\"gpu-powertune\" : \"", fcfg);
for(i = 0; i < nDevs; i++)
fprintf(fcfg, "%s%d", i > 0 ? "," : "", gpus[i].gpu_powertune);
fputs("\",\n\"gpu-vddc\" : \"", fcfg);
for(i = 0; i < nDevs; i++)
fprintf(fcfg, "%s%1.3f", i > 0 ? "," : "", gpus[i].gpu_vddc);
fputs("\",\n\"temp-cutoff\" : \"", fcfg);
for(i = 0; i < nDevs; i++)
fprintf(fcfg, "%s%d", i > 0 ? "," : "", gpus[i].adl.cutofftemp);
fputs("\",\n\"temp-overheat\" : \"", fcfg);
for(i = 0; i < nDevs; i++)
fprintf(fcfg, "%s%d", i > 0 ? "," : "", gpus[i].adl.overtemp);
fputs("\",\n\"temp-target\" : \"", fcfg);
for(i = 0; i < nDevs; i++)
fprintf(fcfg, "%s%d", i > 0 ? "," : "", gpus[i].adl.targettemp);
#endif
fputs("\"", fcfg);
#ifdef WANT_CPUMINE
fputs(",\n", fcfg);
#endif
}
#ifdef WANT_CPUMINE
fprintf(fcfg, "\n\"algo\" : \"%s\"", algo_names[opt_algo]);
#endif
/* Simple bool and int options */
struct opt_table *opt;
for (opt = opt_config_table; opt->type != OPT_END; opt++) {
char *p, *name = strdup(opt->names);
for (p = strtok(name, "|"); p; p = strtok(NULL, "|")) {
if (p[1] != '-')
continue;
if (opt->type & OPT_NOARG &&
((void *)opt->cb == (void *)opt_set_bool || (void *)opt->cb == (void *)opt_set_invbool) &&
(*(bool *)opt->u.arg == ((void *)opt->cb == (void *)opt_set_bool)))
fprintf(fcfg, ",\n\"%s\" : true", p+2);
if (opt->type & OPT_HASARG &&
((void *)opt->cb_arg == (void *)set_int_0_to_9999 ||
(void *)opt->cb_arg == (void *)set_int_1_to_65535 ||
(void *)opt->cb_arg == (void *)set_int_0_to_10 ||
(void *)opt->cb_arg == (void *)set_int_1_to_10) && opt->desc != opt_hidden)
fprintf(fcfg, ",\n\"%s\" : \"%d\"", p+2, *(int *)opt->u.arg);
}
}
/* Special case options */
fprintf(fcfg, ",\n\n\"donation\" : \"%.2f\"", opt_donation);
fprintf(fcfg, ",\n\"shares\" : \"%d\"", opt_shares);
if (pool_strategy == POOL_LOADBALANCE)
fputs(",\n\"load-balance\" : true", fcfg);
if (pool_strategy == POOL_ROUNDROBIN)
fputs(",\n\"round-robin\" : true", fcfg);
if (pool_strategy == POOL_ROTATE)
fprintf(fcfg, ",\n\"rotate\" : \"%d\"", opt_rotate_period);
#if defined(unix)
if (opt_stderr_cmd && *opt_stderr_cmd)
fprintf(fcfg, ",\n\"monitor\" : \"%s\"", opt_stderr_cmd);
#endif // defined(unix)
if (opt_kernel && *opt_kernel)
fprintf(fcfg, ",\n\"kernel\" : \"%s\"", opt_kernel);
if (opt_kernel_path && *opt_kernel_path) {
char *kpath = strdup(opt_kernel_path);
if (kpath[strlen(kpath)-1] == '/')
kpath[strlen(kpath)-1] = 0;
fprintf(fcfg, ",\n\"kernel-path\" : \"%s\"", kpath);
}
if (schedstart.enable)
fprintf(fcfg, ",\n\"sched-time\" : \"%d:%d\"", schedstart.tm.tm_hour, schedstart.tm.tm_min);
if (schedstop.enable)
fprintf(fcfg, ",\n\"stop-time\" : \"%d:%d\"", schedstop.tm.tm_hour, schedstop.tm.tm_min);
if (opt_socks_proxy && *opt_socks_proxy)
fprintf(fcfg, ",\n\"socks-proxy\" : \"%s\"", opt_socks_proxy);
for(i = 0; i < nDevs; i++)
if (!gpus[i].enabled)
break;
if (i < nDevs)
for(i = 0; i < nDevs; i++)
if (gpus[i].enabled)
fprintf(fcfg, ",\n\"device\" : \"%d\"", i);
if (strcmp(opt_api_description, PACKAGE_STRING) != 0)
fprintf(fcfg, ",\n\"api-description\" : \"%s\"", opt_api_description);
fputs("\n}", fcfg);
}
static void display_pools(void)
{
struct pool *pool;
int selected, i;
char input;
opt_loginput = true;
immedok(logwin, true);
clear_logwin();
updated:
for (i = 0; i < total_pools; i++) {
pool = pools[i];
if (pool == current_pool())
wattron(logwin, A_BOLD);
if (!pool->enabled)
wattron(logwin, A_DIM);
wlogprint("%d: %s %s Priority %d: %s User:%s\n",
pool->pool_no,
pool->enabled? "Enabled" : "Disabled",
pool->idle? "Dead" : "Alive",
pool->prio,
pool->rpc_url, pool->rpc_user);
wattroff(logwin, A_BOLD | A_DIM);
}
retry:
wlogprint("\nCurrent pool management strategy: %s\n",
strategies[pool_strategy]);
if (pool_strategy == POOL_ROTATE)
wlogprint("Set to rotate every %d minutes\n", opt_rotate_period);
wlogprint("[A]dd pool [R]emove pool [D]isable pool [E]nable pool\n");
wlogprint("[C]hange management strategy [S]witch pool [I]nformation\n");
wlogprint("Or press any other key to continue\n");
input = getch();
if (!strncasecmp(&input, "a", 1)) {
input_pool(true);
goto updated;
} else if (!strncasecmp(&input, "r", 1)) {
if (total_pools <= 1) {
wlogprint("Cannot remove last pool");
goto retry;
}
selected = curses_int("Select pool number");
if (selected < 0 || selected >= total_pools) {
wlogprint("Invalid selection\n");
goto retry;
}
pool = pools[selected];
if (pool == current_pool())
switch_pools(NULL);
if (pool == current_pool()) {
wlogprint("Unable to remove pool due to activity\n");
goto retry;
}
pool->enabled = false;
remove_pool(pool);
goto updated;
} else if (!strncasecmp(&input, "s", 1)) {
selected = curses_int("Select pool number");
if (selected < 0 || selected >= total_pools) {
wlogprint("Invalid selection\n");
goto retry;
}
pool = pools[selected];
pool->enabled = true;
switch_pools(pool);
goto updated;
} else if (!strncasecmp(&input, "d", 1)) {
if (active_pools() <= 1) {
wlogprint("Cannot disable last pool");
goto retry;
}
selected = curses_int("Select pool number");
if (selected < 0 || selected >= total_pools) {
wlogprint("Invalid selection\n");
goto retry;
}
pool = pools[selected];
pool->enabled = false;
if (pool == current_pool())
switch_pools(NULL);
goto updated;
} else if (!strncasecmp(&input, "e", 1)) {
selected = curses_int("Select pool number");
if (selected < 0 || selected >= total_pools) {
wlogprint("Invalid selection\n");
goto retry;
}
pool = pools[selected];
pool->enabled = true;
if (pool->prio < current_pool()->prio)
switch_pools(pool);
goto updated;
} else if (!strncasecmp(&input, "c", 1)) {
for (i = 0; i <= TOP_STRATEGY; i++)
wlogprint("%d: %s\n", i, strategies[i]);
selected = curses_int("Select strategy number type");
if (selected < 0 || selected > TOP_STRATEGY) {
wlogprint("Invalid selection\n");
goto retry;
}
if (selected == POOL_ROTATE) {
opt_rotate_period = curses_int("Select interval in minutes");
if (opt_rotate_period < 0 || opt_rotate_period > 9999) {
opt_rotate_period = 0;
wlogprint("Invalid selection\n");
goto retry;
}
}
pool_strategy = selected;
switch_pools(NULL);
goto updated;
} else if (!strncasecmp(&input, "i", 1)) {
selected = curses_int("Select pool number");
if (selected < 0 || selected >= total_pools) {
wlogprint("Invalid selection\n");
goto retry;
}
pool = pools[selected];
display_pool_summary(pool);
goto retry;
} else
clear_logwin();
immedok(logwin, false);
opt_loginput = false;
}
static void display_options(void)
{
int selected;
char input;
opt_loginput = true;
immedok(logwin, true);
clear_logwin();
retry:
wlogprint("[N]ormal [C]lear [S]ilent mode (disable all output)\n");
wlogprint("[D]ebug:%s\n[P]er-device:%s\n[Q]uiet:%s\n[V]erbose:%s\n[R]PC debug:%s\n[L]og interval:%d\n",
opt_debug ? "on" : "off",
want_per_device_stats? "on" : "off",
opt_quiet ? "on" : "off",
opt_log_output ? "on" : "off",
opt_protocol ? "on" : "off",
opt_log_interval);
wlogprint("Select an option or any other key to return\n");
input = getch();
if (!strncasecmp(&input, "q", 1)) {
opt_quiet ^= true;
wlogprint("Quiet mode %s\n", opt_quiet ? "enabled" : "disabled");
goto retry;
} else if (!strncasecmp(&input, "v", 1)) {
opt_log_output ^= true;
if (opt_log_output)
opt_quiet = false;
wlogprint("Verbose mode %s\n", opt_log_output ? "enabled" : "disabled");
goto retry;
} else if (!strncasecmp(&input, "n", 1)) {
opt_log_output = false;
opt_debug = false;
opt_quiet = false;
opt_protocol = false;
want_per_device_stats = false;
wlogprint("Output mode reset to normal\n");
goto retry;
} else if (!strncasecmp(&input, "d", 1)) {
opt_debug ^= true;
opt_log_output = opt_debug;
if (opt_debug)
opt_quiet = false;
wlogprint("Debug mode %s\n", opt_debug ? "enabled" : "disabled");
goto retry;
} else if (!strncasecmp(&input, "p", 1)) {
want_per_device_stats ^= true;
opt_log_output = want_per_device_stats;
wlogprint("Per-device stats %s\n", want_per_device_stats ? "enabled" : "disabled");
goto retry;
} else if (!strncasecmp(&input, "r", 1)) {
opt_protocol ^= true;
if (opt_protocol)
opt_quiet = false;
wlogprint("RPC protocol debugging %s\n", opt_protocol ? "enabled" : "disabled");
goto retry;
} else if (!strncasecmp(&input, "c", 1))
clear_logwin();
else if (!strncasecmp(&input, "l", 1)) {
selected = curses_int("Interval in seconds");
if (selected < 0 || selected > 9999) {
wlogprint("Invalid selection\n");
goto retry;
}
opt_log_interval = selected;
wlogprint("Log interval set to %d seconds\n", opt_log_interval);
goto retry;
} else if (!strncasecmp(&input, "s", 1)) {
opt_realquiet = true;
} else
clear_logwin();
immedok(logwin, false);
opt_loginput = false;
}
static void start_longpoll(void);
static void stop_longpoll(void);
static void set_options(void)
{
int selected;
char input;
opt_loginput = true;
immedok(logwin, true);
clear_logwin();
retry:
wlogprint("\n[L]ongpoll: %s\n", want_longpoll ? "On" : "Off");
wlogprint("[Q]ueue: %d\n[S]cantime: %d\n[E]xpiry: %d\n[R]etries: %d\n[P]ause: %d\n[W]rite config file\n",
opt_queue, opt_scantime, opt_expiry, opt_retries, opt_fail_pause);
wlogprint("Select an option or any other key to return\n");
input = getch();
if (!strncasecmp(&input, "q", 1)) {
selected = curses_int("Extra work items to queue");
if (selected < 0 || selected > 9999) {
wlogprint("Invalid selection\n");
goto retry;
}
opt_queue = selected;
goto retry;
} else if (!strncasecmp(&input, "l", 1)) {
want_longpoll ^= true;
applog(LOG_WARNING, "Longpoll %s", want_longpoll ? "enabled" : "disabled");
if (!want_longpoll) {
if (have_longpoll)
stop_longpoll();
} else
start_longpoll();
goto retry;
} else if (!strncasecmp(&input, "s", 1)) {
selected = curses_int("Set scantime in seconds");
if (selected < 0 || selected > 9999) {
wlogprint("Invalid selection\n");
goto retry;
}
opt_scantime = selected;
goto retry;
} else if (!strncasecmp(&input, "e", 1)) {
selected = curses_int("Set expiry time in seconds");
if (selected < 0 || selected > 9999) {
wlogprint("Invalid selection\n");
goto retry;
}
opt_expiry = selected;
goto retry;
} else if (!strncasecmp(&input, "r", 1)) {
selected = curses_int("Retries before failing (-1 infinite)");
if (selected < -1 || selected > 9999) {
wlogprint("Invalid selection\n");
goto retry;
}
opt_retries = selected;
goto retry;
} else if (!strncasecmp(&input, "p", 1)) {
selected = curses_int("Seconds to pause before network retries");
if (selected < 1 || selected > 9999) {
wlogprint("Invalid selection\n");
goto retry;
}
opt_fail_pause = selected;
goto retry;
} else if (!strncasecmp(&input, "w", 1)) {
FILE *fcfg;
char *str, filename[PATH_MAX], prompt[PATH_MAX + 50];
#if defined(unix)
strcpy(filename, getenv("HOME"));
if (*filename)
strcat(filename, "/");
else
strcpy(filename, "");
strcat(filename, ".cgminer/");
mkdir(filename, 0777);
#else
strcpy(filename, "");
#endif
strcat(filename, def_conf);
sprintf(prompt, "Config filename to write (Enter for default) [%s]", filename);
str = curses_input(prompt);
if (strcmp(str, "-1")) {
struct stat statbuf;
strcpy(filename, str);
if (!stat(filename, &statbuf)) {
wlogprint("File exists, overwrite?\n");
input = getch();
if (strncasecmp(&input, "y", 1))
goto retry;
}
}
fcfg = fopen(filename, "w");
if (!fcfg) {
wlogprint("Cannot open or create file\n");
goto retry;
}
write_config(fcfg);
fclose(fcfg);
goto retry;
} else
clear_logwin();
immedok(logwin, false);
opt_loginput = false;
}
#ifdef HAVE_OPENCL
/* In dynamic mode, only the first thread of each device will be in use.
* This potentially could start a thread that was stopped with the start-stop
* options if one were to disable dynamic from the menu on a paused GPU */
static void pause_dynamic_threads(int gpu)
{
struct cgpu_info *cgpu = &gpus[gpu];
int i;
for (i = 1; i < cgpu->threads; i++) {
struct thr_info *thr = &thr_info[i];
thr->pause = cgpu->dynamic;
if (!cgpu->dynamic)
tq_push(thr->q, &ping);
}
}
void reinit_device(struct cgpu_info *cgpu);
struct device_api opencl_api;
static void manage_gpu(void)
{
struct thr_info *thr;
int selected, gpu, i;
char checkin[40];
char input;
if (!opt_g_threads)
return;
opt_loginput = true;
immedok(logwin, true);
clear_logwin();
retry:
for (gpu = 0; gpu < nDevs; gpu++) {
struct cgpu_info *cgpu = &gpus[gpu];
wlog("GPU %d: %.1f / %.1f Mh/s | A:%d R:%d HW:%d U:%.2f/m I:%d\n",
gpu, cgpu->rolling, cgpu->total_mhashes / total_secs,
cgpu->accepted, cgpu->rejected, cgpu->hw_errors,
cgpu->utility, cgpu->intensity);
#ifdef HAVE_ADL
if (gpus[gpu].has_adl) {
int engineclock = 0, memclock = 0, activity = 0, fanspeed = 0, fanpercent = 0, powertune = 0;
float temp = 0, vddc = 0;
if (gpu_stats(gpu, &temp, &engineclock, &memclock, &vddc, &activity, &fanspeed, &fanpercent, &powertune)) {
char logline[255];
strcpy(logline, ""); // In case it has no data
if (temp != -1)
sprintf(logline, "%.1f C ", temp);
if (fanspeed != -1 || fanpercent != -1) {
tailsprintf(logline, "F: ");
if (fanpercent != -1)
tailsprintf(logline, "%d%% ", fanpercent);
if (fanspeed != -1)
tailsprintf(logline, "(%d RPM) ", fanspeed);
tailsprintf(logline, " ");
}
if (engineclock != -1)
tailsprintf(logline, "E: %d MHz ", engineclock);
if (memclock != -1)
tailsprintf(logline, "M: %d Mhz ", memclock);
if (vddc != -1)
tailsprintf(logline, "V: %.3fV ", vddc);
if (activity != -1)
tailsprintf(logline, "A: %d%% ", activity);
if (powertune != -1)
tailsprintf(logline, "P: %d%%", powertune);
tailsprintf(logline, "\n");
wlog(logline);
}
}
#endif
wlog("Last initialised: %s\n", cgpu->init);
wlog("Intensity: ");
if (gpus[gpu].dynamic)
wlog("Dynamic\n");
else
wlog("%d\n", gpus[gpu].intensity);
for (i = 0; i < mining_threads; i++) {
thr = &thr_info[i];
if (thr->cgpu != cgpu)
continue;
get_datestamp(checkin, &thr->last);
wlog("Thread %d: %.1f Mh/s %s ", i, thr->rolling, cgpu->enabled ? "Enabled" : "Disabled");
switch (cgpu->status) {
default:
case LIFE_WELL:
wlog("ALIVE");
break;
case LIFE_SICK:
wlog("SICK reported in %s", checkin);
break;
case LIFE_DEAD:
wlog("DEAD reported in %s", checkin);
break;
case LIFE_NOSTART:
wlog("Never started");
break;
}
wlog("\n");
}
wlog("\n");
}
wlogprint("[E]nable [D]isable [I]ntensity [R]estart GPU %s\n",adl_active ? "[C]hange settings" : "");
wlogprint("Or press any other key to continue\n");
input = getch();
if (nDevs == 1)
selected = 0;
else
selected = -1;
if (!strncasecmp(&input, "e", 1)) {
struct cgpu_info *cgpu;
if (selected)
selected = curses_int("Select GPU to enable");
if (selected < 0 || selected >= nDevs) {
wlogprint("Invalid selection\n");
goto retry;
}
if (gpus[selected].enabled) {
wlogprint("Device already enabled\n");
goto retry;
}
gpus[selected].enabled = true;
for (i = 0; i < mining_threads; ++i) {
thr = &thr_info[i];
cgpu = thr->cgpu;
if (cgpu->api != &opencl_api)
continue;
if (dev_from_id(i) != selected)
continue;
if (cgpu->status != LIFE_WELL) {
wlogprint("Must restart device before enabling it");
gpus[selected].enabled = false;
goto retry;
}
if (opt_debug)
applog(LOG_DEBUG, "Pushing ping to thread %d", thr->id);
tq_push(thr->q, &ping);
}
goto retry;
} if (!strncasecmp(&input, "d", 1)) {
if (selected)
selected = curses_int("Select GPU to disable");
if (selected < 0 || selected >= nDevs) {
wlogprint("Invalid selection\n");
goto retry;
}
if (!gpus[selected].enabled) {
wlogprint("Device already disabled\n");
goto retry;
}
gpus[selected].enabled = false;
goto retry;
} else if (!strncasecmp(&input, "i", 1)) {
int intensity;
char *intvar;
if (selected)
selected = curses_int("Select GPU to change intensity on");
if (selected < 0 || selected >= nDevs) {
wlogprint("Invalid selection\n");
goto retry;
}
intvar = curses_input("Set GPU scan intensity (d or " _MIN_INTENSITY_STR " -> " _MAX_INTENSITY_STR ")");
if (!intvar) {
wlogprint("Invalid input\n");
goto retry;
}
if (!strncasecmp(intvar, "d", 1)) {
wlogprint("Dynamic mode enabled on gpu %d\n", selected);
gpus[selected].dynamic = true;
pause_dynamic_threads(selected);
free(intvar);
goto retry;
}
intensity = atoi(intvar);
free(intvar);
if (intensity < MIN_INTENSITY || intensity > MAX_INTENSITY) {
wlogprint("Invalid selection\n");
goto retry;
}
gpus[selected].dynamic = false;
gpus[selected].intensity = intensity;
wlogprint("Intensity on gpu %d set to %d\n", selected, intensity);
pause_dynamic_threads(selected);
goto retry;
} else if (!strncasecmp(&input, "r", 1)) {
if (selected)
selected = curses_int("Select GPU to attempt to restart");
if (selected < 0 || selected >= nDevs) {
wlogprint("Invalid selection\n");
goto retry;
}
wlogprint("Attempting to restart threads of GPU %d\n", selected);
reinit_device(&gpus[selected]);
goto retry;
} else if (adl_active && (!strncasecmp(&input, "c", 1))) {
if (selected)
selected = curses_int("Select GPU to change settings on");
if (selected < 0 || selected >= nDevs) {
wlogprint("Invalid selection\n");
goto retry;
}
change_gpusettings(selected);
goto retry;
} else
clear_logwin();
immedok(logwin, false);
opt_loginput = false;
}
#else
static void manage_gpu(void)
{
}
#endif
static void *input_thread(void *userdata)
{
pthread_setcanceltype(PTHREAD_CANCEL_ASYNCHRONOUS, NULL);
if (!curses_active)
return NULL;
while (1) {
char input;
input = getch();
if (!strncasecmp(&input, "q", 1)) {
kill_work();
return NULL;
} else if (!strncasecmp(&input, "d", 1))
display_options();
else if (!strncasecmp(&input, "p", 1))
display_pools();
else if (!strncasecmp(&input, "s", 1))
set_options();
else if (have_opencl && !strncasecmp(&input, "g", 1))
manage_gpu();
if (opt_realquiet) {
disable_curses();
break;
}
}
return NULL;
}
static void *workio_thread(void *userdata)
{
struct thr_info *mythr = userdata;
bool ok = true;
pthread_setcanceltype(PTHREAD_CANCEL_ASYNCHRONOUS, NULL);
while (ok) {
struct workio_cmd *wc;
if (opt_debug)
applog(LOG_DEBUG, "Popping work to work thread");
/* wait for workio_cmd sent to us, on our queue */
wc = tq_pop(mythr->q, NULL);
if (unlikely(!wc)) {
applog(LOG_ERR, "Failed to tq_pop in workio_thread");
ok = false;
break;
}
/* process workio_cmd */
switch (wc->cmd) {
case WC_GET_WORK:
ok = workio_get_work(wc);
break;
case WC_SUBMIT_WORK:
ok = workio_submit_work(wc);
break;
default:
ok = false;
break;
}
}
tq_freeze(mythr->q);
return NULL;
}
static void *api_thread(void *userdata)
{
struct thr_info *mythr = userdata;
pthread_setcanceltype(PTHREAD_CANCEL_ASYNCHRONOUS, NULL);
api();
PTH(mythr) = 0L;
return NULL;
}
static void thread_reportin(struct thr_info *thr)
{
gettimeofday(&thr->last, NULL);
thr->cgpu->status = LIFE_WELL;
thr->getwork = false;
}
static inline void thread_reportout(struct thr_info *thr)
{
thr->getwork = true;
}
static void hashmeter(int thr_id, struct timeval *diff,
unsigned long hashes_done)
{
struct timeval temp_tv_end, total_diff;
double secs;
double local_secs;
double utility, efficiency = 0.0;
static double local_mhashes_done = 0;
static double rolling = 0;
double local_mhashes = (double)hashes_done / 1000000.0;
bool showlog = false;
/* Update the last time this thread reported in */
if (thr_id >= 0)
gettimeofday(&thr_info[thr_id].last, NULL);
/* Don't bother calculating anything if we're not displaying it */
if (opt_realquiet || !opt_log_interval)
return;
secs = (double)diff->tv_sec + ((double)diff->tv_usec / 1000000.0);
/* So we can call hashmeter from a non worker thread */
if (thr_id >= 0) {
struct thr_info *thr = &thr_info[thr_id];
struct cgpu_info *cgpu = thr_info[thr_id].cgpu;
double thread_rolling = 0.0;
int i;
if (opt_debug)
applog(LOG_DEBUG, "[thread %d: %lu hashes, %.0f khash/sec]",
thr_id, hashes_done, hashes_done / secs);
/* Rolling average for each thread and each device */
decay_time(&thr->rolling, local_mhashes / secs);
for (i = 0; i < mining_threads; i++) {
struct thr_info *th = &thr_info[i];
if (th->cgpu == cgpu)
thread_rolling += th->rolling;
}
decay_time(&cgpu->rolling, thread_rolling);
cgpu->total_mhashes += local_mhashes;
// If needed, output detailed, per-device stats
if (want_per_device_stats) {
struct timeval now;
struct timeval elapsed;
gettimeofday(&now, NULL);
timeval_subtract(&elapsed, &now, &thr->cgpu->last_message_tv);
if (opt_log_interval <= elapsed.tv_sec) {
struct cgpu_info *cgpu = thr->cgpu;
char logline[255];
cgpu->last_message_tv = now;
get_statline(logline, cgpu);
if (!curses_active) {
printf("%s \r", logline);
fflush(stdout);
} else
applog(LOG_INFO, "%s", logline);
}
}
}
/* Totals are updated by all threads so can race without locking */
mutex_lock(&hash_lock);
gettimeofday(&temp_tv_end, NULL);
timeval_subtract(&total_diff, &temp_tv_end, &total_tv_end);
total_mhashes_done += local_mhashes;
local_mhashes_done += local_mhashes;
if (total_diff.tv_sec < opt_log_interval)
/* Only update the total every opt_log_interval seconds */
goto out_unlock;
showlog = true;
gettimeofday(&total_tv_end, NULL);
local_secs = (double)total_diff.tv_sec + ((double)total_diff.tv_usec / 1000000.0);
decay_time(&rolling, local_mhashes_done / local_secs);
timeval_subtract(&total_diff, &total_tv_end, &total_tv_start);
total_secs = (double)total_diff.tv_sec +
((double)total_diff.tv_usec / 1000000.0);
utility = total_accepted / ( total_secs ? total_secs : 1 ) * 60;
efficiency = total_getworks ? total_accepted * 100.0 / total_getworks : 0.0;
sprintf(statusline, "%s(%ds):%.1f (avg):%.1f Mh/s | Q:%d A:%d R:%d HW:%d E:%.0f%% U:%.2f/m",
want_per_device_stats ? "ALL " : "",
opt_log_interval, rolling, total_mhashes_done / total_secs,
total_getworks, total_accepted, total_rejected, hw_errors, efficiency, utility);
local_mhashes_done = 0;
out_unlock:
mutex_unlock(&hash_lock);
if (showlog) {
if (!curses_active) {
printf("%s \r", statusline);
fflush(stdout);
} else
applog(LOG_INFO, "%s", statusline);
}
}
static bool pool_active(struct pool *pool, bool pinging)
{
bool ret = false;
json_t *val;
CURL *curl;
bool rolltime;
curl = curl_easy_init();
if (unlikely(!curl)) {
applog(LOG_ERR, "CURL initialisation failed");
return false;
}
applog(LOG_INFO, "Testing pool %s", pool->rpc_url);
val = json_rpc_call(curl, pool->rpc_url, pool->rpc_userpass, rpc_req,
true, false, &rolltime, pool, false);
if (val) {
struct work *work = make_work();
bool rc;
rc = work_decode(json_object_get(val, "result"), work);
if (rc) {
applog(LOG_DEBUG, "Successfully retrieved and deciphered work from pool %u %s",
pool->pool_no, pool->rpc_url);
work->pool = pool;
work->rolltime = rolltime;
if (opt_debug)
applog(LOG_DEBUG, "Pushing pooltest work to base pool");
tq_push(thr_info[stage_thr_id].q, work);
total_getworks++;
pool->getwork_requested++;
inc_queued();
ret = true;
gettimeofday(&pool->tv_idle, NULL);
} else {
applog(LOG_DEBUG, "Successfully retrieved but FAILED to decipher work from pool %u %s",
pool->pool_no, pool->rpc_url);
free_work(work);
}
json_decref(val);
} else {
applog(LOG_DEBUG, "FAILED to retrieve work from pool %u %s",
pool->pool_no, pool->rpc_url);
if (!pinging) {
if (!donor(pool))
applog(LOG_WARNING, "Pool %u slow/down or URL or credentials invalid", pool->pool_no);
else
applog(LOG_WARNING, "Donor pool slow to respond");
}
}
curl_easy_cleanup(curl);
return ret;
}
static void pool_died(struct pool *pool)
{
if (!pool_tset(pool, &pool->idle)) {
if (!donor(pool))
applog(LOG_WARNING, "Pool %d %s not responding!", pool->pool_no, pool->rpc_url);
gettimeofday(&pool->tv_idle, NULL);
switch_pools(NULL);
}
}
static inline int cp_prio(void)
{
int prio;
mutex_lock(&control_lock);
prio = currentpool->prio;
mutex_unlock(&control_lock);
return prio;
}
static void pool_resus(struct pool *pool)
{
if (!donor(pool))
applog(LOG_WARNING, "Pool %d %s recovered", pool->pool_no, pool->rpc_url);
if (pool->prio < cp_prio() && pool_strategy == POOL_FAILOVER)
switch_pools(NULL);
}
static bool queue_request(struct thr_info *thr, bool needed)
{
struct workio_cmd *wc;
int rq = requests_queued();
if (rq >= mining_threads + staged_clones)
return true;
/* fill out work request message */
wc = calloc(1, sizeof(*wc));
if (unlikely(!wc)) {
applog(LOG_ERR, "Failed to calloc wc in queue_request");
return false;
}
wc->cmd = WC_GET_WORK;
if (thr)
wc->thr = thr;
else
wc->thr = NULL;
/* If we're queueing work faster than we can stage it, consider the
* system lagging and allow work to be gathered from another pool if
* possible */
if (rq && needed && !requests_staged() && !opt_fail_only)
wc->lagging = true;
if (opt_debug)
applog(LOG_DEBUG, "Queueing getwork request to work thread");
/* send work request to workio thread */
if (unlikely(!tq_push(thr_info[work_thr_id].q, wc))) {
applog(LOG_ERR, "Failed to tq_push in queue_request");
workio_cmd_free(wc);
return false;
}
inc_queued();
return true;
}
static struct work *hash_pop(const struct timespec *abstime)
{
struct work *work = NULL;
int rc = 0;
mutex_lock(stgd_lock);
while (!getq->frozen && !HASH_COUNT(staged_work) && !rc)
rc = pthread_cond_timedwait(&getq->cond, stgd_lock, abstime);
if (HASH_COUNT(staged_work)) {
work = staged_work;
HASH_DEL(staged_work, work);
if (work->clone)
--staged_clones;
}
mutex_unlock(stgd_lock);
return work;
}
static inline bool should_roll(struct work *work)
{
int rs;
rs = requests_staged();
if (rs >= mining_threads)
return false;
if (work->pool == current_pool() || pool_strategy == POOL_LOADBALANCE || !rs)
return true;
return false;
}
static inline bool can_roll(struct work *work)
{
return (work->pool && !stale_work(work, false) && work->rolltime &&
work->rolls < 11 && !work->clone && !donor(work->pool));
}
static void roll_work(struct work *work)
{
uint32_t *work_ntime;
uint32_t ntime;
work_ntime = (uint32_t *)(work->data + 68);
ntime = be32toh(*work_ntime);
ntime++;
*work_ntime = htobe32(ntime);
local_work++;
work->rolls++;
work->blk.nonce = 0;
if (opt_debug)
applog(LOG_DEBUG, "Successfully rolled work");
}
/* Recycle the work at a higher starting res_nonce if we know the thread we're
* giving it to will not finish scanning it. We keep the master copy to be
* recycled more rapidly and discard the clone to avoid repeating work */
static bool divide_work(struct timeval *now, struct work *work, uint32_t hash_div)
{
if (can_roll(work) && should_roll(work)) {
roll_work(work);
return true;
}
return false;
#if 0
/* Work division is disabled because it can lead to repeated work */
uint64_t hash_inc;
if (work->clone)
return false;
hash_inc = MAXTHREADS / hash_div * 2;
if ((uint64_t)work->blk.nonce + hash_inc < MAXTHREADS) {
/* Okay we can divide it up */
work->blk.nonce += hash_inc;
work->cloned = true;
local_work++;
if (opt_debug)
applog(LOG_DEBUG, "Successfully divided work");
return true;
} else if (can_roll(work) && should_roll(work)) {
roll_work(work);
return true;
}
return false;
#endif
}
static bool get_work(struct work *work, bool requested, struct thr_info *thr,
const int thr_id, uint32_t hash_div)
{
bool newreq = false, ret = false;
struct timespec abstime = {};
struct timeval now;
struct work *work_heap;
struct pool *pool;
int failures = 0;
/* Tell the watchdog thread this thread is waiting on getwork and
* should not be restarted */
thread_reportout(thr);
retry:
pool = current_pool();
if (!requested || requests_queued() < opt_queue) {
if (unlikely(!queue_request(thr, true))) {
applog(LOG_WARNING, "Failed to queue_request in get_work");
goto out;
}
newreq = true;
}
if (can_roll(work) && should_roll(work)) {
roll_work(work);
ret = true;
goto out;
}
if (requested && !newreq && !requests_staged() && requests_queued() >= mining_threads &&
!pool_tset(pool, &pool->lagging)) {
applog(LOG_WARNING, "Pool %d not providing work fast enough", pool->pool_no);
pool->getfail_occasions++;
total_go++;
}
newreq = requested = false;
gettimeofday(&now, NULL);
abstime.tv_sec = now.tv_sec + 60;
if (opt_debug)
applog(LOG_DEBUG, "Popping work from get queue to get work");
/* wait for 1st response, or get cached response */
work_heap = hash_pop(&abstime);
if (unlikely(!work_heap)) {
/* Attempt to switch pools if this one times out */
pool_died(pool);
goto retry;
}
if (stale_work(work_heap, false)) {
dec_queued();
discard_work(work_heap);
goto retry;
}
pool = work_heap->pool;
/* If we make it here we have succeeded in getting fresh work */
if (!work_heap->mined) {
pool_tclear(pool, &pool->lagging);
if (pool_tclear(pool, &pool->idle))
pool_resus(pool);
}
memcpy(work, work_heap, sizeof(*work));
/* Copy the res nonce back so we know to start at a higher baseline
* should we divide the same work up again. Make the work we're
* handing out be clone */
if (divide_work(&now, work_heap, hash_div)) {
if (opt_debug)
applog(LOG_DEBUG, "Pushing divided work to get queue head");
hash_push(work_heap);
work->clone = true;
} else {
dec_queued();
free_work(work_heap);
}
ret = true;
out:
if (unlikely(ret == false)) {
if ((opt_retries >= 0) && (++failures > opt_retries)) {
applog(LOG_ERR, "Failed %d times to get_work");
return ret;
}
applog(LOG_DEBUG, "Retrying after %d seconds", fail_pause);
sleep(fail_pause);
fail_pause += opt_fail_pause;
goto retry;
}
fail_pause = opt_fail_pause;
work->thr_id = thr_id;
thread_reportin(thr);
if (ret)
work->mined = true;
return ret;
}
static bool submit_work_sync(struct thr_info *thr, const struct work *work_in)
{
struct workio_cmd *wc;
/* fill out work request message */
wc = calloc(1, sizeof(*wc));
if (unlikely(!wc)) {
applog(LOG_ERR, "Failed to calloc wc in submit_work_sync");
return false;
}
wc->u.work = make_work();
wc->cmd = WC_SUBMIT_WORK;
wc->thr = thr;
memcpy(wc->u.work, work_in, sizeof(*work_in));
if (opt_debug)
applog(LOG_DEBUG, "Pushing submit work to work thread");
/* send solution to workio thread */
if (unlikely(!tq_push(thr_info[work_thr_id].q, wc))) {
applog(LOG_ERR, "Failed to tq_push work in submit_work_sync");
goto err_out;
}
return true;
err_out:
workio_cmd_free(wc);
return false;
}
bool hashtest(const struct work *work)
{
uint32_t *data32 = (uint32_t *)(work->data);
unsigned char swap[128];
uint32_t *swap32 = (uint32_t *)swap;
unsigned char hash1[32];
unsigned char hash2[32];
uint32_t *hash2_32 = (uint32_t *)hash2;
int i;
for (i = 0; i < 80 / 4; i++)
swap32[i] = swab32(data32[i]);
sha2(swap, 80, hash1, false);
sha2(hash1, 32, hash2, false);
for (i = 0; i < 32 / 4; i++)
hash2_32[i] = swab32(hash2_32[i]);
memcpy((void*)work->hash, hash2, 32);
return fulltest(work->hash, work->target);
}
bool submit_nonce(struct thr_info *thr, struct work *work, uint32_t nonce)
{
work->data[64 + 12 + 0] = (nonce >> 0) & 0xff;
work->data[64 + 12 + 1] = (nonce >> 8) & 0xff;
work->data[64 + 12 + 2] = (nonce >> 16) & 0xff;
work->data[64 + 12 + 3] = (nonce >> 24) & 0xff;
/* Do one last check before attempting to submit the work */
if (!hashtest(work)) {
applog(LOG_INFO, "Share below target");
return true;
}
return submit_work_sync(thr, work);
}
static inline bool abandon_work(int thr_id, struct work *work, struct timeval *wdiff, uint64_t hashes)
{
if (wdiff->tv_sec > opt_scantime ||
work->blk.nonce >= MAXTHREADS - hashes ||
hashes >= 0xfffffffe ||
stale_work(work, false))
return true;
return false;
}
static void *miner_thread(void *userdata)
{
struct thr_info *mythr = userdata;
const int thr_id = mythr->id;
struct cgpu_info *cgpu = mythr->cgpu;
struct device_api *api = cgpu->api;
/* Try to cycle approximately 5 times before each log update */
const unsigned long def_cycle = opt_log_interval / 5 ? : 1;
unsigned long cycle;
struct timeval tv_start, tv_end, tv_workstart, tv_lastupdate;
struct timeval diff, sdiff, wdiff;
uint32_t max_nonce = api->can_limit_work ? api->can_limit_work(mythr) : 0xffffffff;
uint32_t hashes_done = 0;
uint32_t hashes;
struct work *work = make_work();
unsigned const int request_interval = opt_scantime * 2 / 3 ? : 1;
unsigned const long request_nonce = MAXTHREADS / 3 * 2;
bool requested = false;
uint32_t hash_div = 1;
pthread_setcanceltype(PTHREAD_CANCEL_ASYNCHRONOUS, NULL);
if (api->thread_init && !api->thread_init(mythr))
goto out;
if (opt_debug)
applog(LOG_DEBUG, "Popping ping in miner thread");
tq_pop(mythr->q, NULL); /* Wait for a ping to start */
sdiff.tv_sec = sdiff.tv_usec = 0;
gettimeofday(&tv_lastupdate, NULL);
while (1) {
work_restart[thr_id].restart = 0;
if (api->free_work && likely(work->pool))
api->free_work(mythr, work);
if (unlikely(!get_work(work, requested, mythr, thr_id, hash_div))) {
applog(LOG_ERR, "work retrieval failed, exiting "
"mining thread %d", thr_id);
break;
}
requested = false;
cycle = (can_roll(work) && should_roll(work)) ? 1 : def_cycle;
gettimeofday(&tv_workstart, NULL);
work->blk.nonce = 0;
if (api->prepare_work && !api->prepare_work(mythr, work)) {
applog(LOG_ERR, "work prepare failed, exiting "
"mining thread %d", thr_id);
break;
}
do {
gettimeofday(&tv_start, NULL);
hashes = api->scanhash(mythr, work, work->blk.nonce + max_nonce);
if (unlikely(work_restart[thr_id].restart))
break;
if (unlikely(!hashes))
goto out;
hashes_done += hashes;
gettimeofday(&tv_end, NULL);
timeval_subtract(&diff, &tv_end, &tv_start);
sdiff.tv_sec += diff.tv_sec;
sdiff.tv_usec += diff.tv_usec;
if (sdiff.tv_usec > 1000000) {
++sdiff.tv_sec;
sdiff.tv_usec -= 1000000;
}
timeval_subtract(&wdiff, &tv_end, &tv_workstart);
if (!requested) {
#if 0
if (wdiff.tv_sec > request_interval)
hash_div = (MAXTHREADS / total_hashes) ? : 1;
#endif
if (wdiff.tv_sec > request_interval || work->blk.nonce > request_nonce) {
thread_reportout(mythr);
if (unlikely(!queue_request(mythr, false))) {
applog(LOG_ERR, "Failed to queue_request in miner_thread %d", thr_id);
goto out;
}
thread_reportin(mythr);
requested = true;
}
}
if (unlikely(sdiff.tv_sec < cycle)) {
if (likely(!api->can_limit_work || max_nonce == 0xffffffff))
continue;
{
int mult = 1000000 / ((sdiff.tv_usec + 0x400) / 0x400) + 0x10;
mult *= cycle;
if (max_nonce > (0xffffffff * 0x400) / mult)
max_nonce = 0xffffffff;
else
max_nonce = (max_nonce * mult) / 0x400;
}
} else if (unlikely(sdiff.tv_sec > cycle) && api->can_limit_work) {
max_nonce = max_nonce * cycle / sdiff.tv_sec;
} else if (unlikely(sdiff.tv_usec > 100000) && api->can_limit_work) {
max_nonce = max_nonce * 0x400 / (((cycle * 1000000) + sdiff.tv_usec) / (cycle * 1000000 / 0x400));
}
timeval_subtract(&diff, &tv_end, &tv_lastupdate);
if (diff.tv_sec >= opt_log_interval) {
hashmeter(thr_id, &diff, hashes_done);
hashes_done = 0;
tv_lastupdate = tv_end;
}
if (unlikely(mythr->pause || !cgpu->enabled)) {
applog(LOG_WARNING, "Thread %d being disabled", thr_id);
mythr->rolling = mythr->cgpu->rolling = 0;
if (opt_debug)
applog(LOG_DEBUG, "Popping wakeup ping in miner thread");
thread_reportout(mythr);
tq_pop(mythr->q, NULL); /* Ignore ping that's popped */
thread_reportin(mythr);
applog(LOG_WARNING, "Thread %d being re-enabled", thr_id);
}
sdiff.tv_sec = sdiff.tv_usec = 0;
if (can_roll(work) && should_roll(work))
roll_work(work);
} while (!abandon_work(thr_id, work, &wdiff, hashes));
}
out:
if (api->thread_shutdown)
api->thread_shutdown(mythr);
thread_reportin(mythr);
applog(LOG_ERR, "Thread %d failure, exiting", thr_id);
tq_freeze(mythr->q);
return NULL;
}
enum {
STAT_SLEEP_INTERVAL = 1,
STAT_CTR_INTERVAL = 10000000,
FAILURE_INTERVAL = 30,
};
#ifdef HAVE_OPENCL
static _clState *clStates[MAX_GPUDEVICES];
static cl_int queue_poclbm_kernel(_clState *clState, dev_blk_ctx *blk)
{
cl_kernel *kernel = &clState->kernel;
cl_int status = 0;
int num = 0;
status |= clSetKernelArg(*kernel, num++, sizeof(uint), (void *)&blk->ctx_a);
status |= clSetKernelArg(*kernel, num++, sizeof(uint), (void *)&blk->ctx_b);
status |= clSetKernelArg(*kernel, num++, sizeof(uint), (void *)&blk->ctx_c);
status |= clSetKernelArg(*kernel, num++, sizeof(uint), (void *)&blk->ctx_d);
status |= clSetKernelArg(*kernel, num++, sizeof(uint), (void *)&blk->ctx_e);
status |= clSetKernelArg(*kernel, num++, sizeof(uint), (void *)&blk->ctx_f);
status |= clSetKernelArg(*kernel, num++, sizeof(uint), (void *)&blk->ctx_g);
status |= clSetKernelArg(*kernel, num++, sizeof(uint), (void *)&blk->ctx_h);
status |= clSetKernelArg(*kernel, num++, sizeof(uint), (void *)&blk->cty_b);
status |= clSetKernelArg(*kernel, num++, sizeof(uint), (void *)&blk->cty_c);
status |= clSetKernelArg(*kernel, num++, sizeof(uint), (void *)&blk->cty_d);
status |= clSetKernelArg(*kernel, num++, sizeof(uint), (void *)&blk->cty_f);
status |= clSetKernelArg(*kernel, num++, sizeof(uint), (void *)&blk->cty_g);
status |= clSetKernelArg(*kernel, num++, sizeof(uint), (void *)&blk->cty_h);
status |= clSetKernelArg(*kernel, num++, sizeof(uint), (void *)&blk->nonce);
status |= clSetKernelArg(*kernel, num++, sizeof(uint), (void *)&blk->fW0);
status |= clSetKernelArg(*kernel, num++, sizeof(uint), (void *)&blk->fW1);
status |= clSetKernelArg(*kernel, num++, sizeof(uint), (void *)&blk->fW2);
status |= clSetKernelArg(*kernel, num++, sizeof(uint), (void *)&blk->fW3);
status |= clSetKernelArg(*kernel, num++, sizeof(uint), (void *)&blk->fW15);
status |= clSetKernelArg(*kernel, num++, sizeof(uint), (void *)&blk->fW01r);
status |= clSetKernelArg(*kernel, num++, sizeof(uint), (void *)&blk->fcty_e);
status |= clSetKernelArg(*kernel, num++, sizeof(uint), (void *)&blk->fcty_e2);
status |= clSetKernelArg(*kernel, num++, sizeof(clState->outputBuffer),
(void *)&clState->outputBuffer);
return status;
}
static cl_int queue_phatk_kernel(_clState *clState, dev_blk_ctx *blk)
{
cl_uint vwidth = clState->preferred_vwidth;
cl_kernel *kernel = &clState->kernel;
cl_int status = 0;
int i, num = 0;
uint *nonces;
status |= clSetKernelArg(*kernel, num++, sizeof(uint), (void *)&blk->ctx_a);
status |= clSetKernelArg(*kernel, num++, sizeof(uint), (void *)&blk->ctx_b);
status |= clSetKernelArg(*kernel, num++, sizeof(uint), (void *)&blk->ctx_c);
status |= clSetKernelArg(*kernel, num++, sizeof(uint), (void *)&blk->ctx_d);
status |= clSetKernelArg(*kernel, num++, sizeof(uint), (void *)&blk->ctx_e);
status |= clSetKernelArg(*kernel, num++, sizeof(uint), (void *)&blk->ctx_f);
status |= clSetKernelArg(*kernel, num++, sizeof(uint), (void *)&blk->ctx_g);
status |= clSetKernelArg(*kernel, num++, sizeof(uint), (void *)&blk->ctx_h);
status |= clSetKernelArg(*kernel, num++, sizeof(uint), (void *)&blk->cty_b);
status |= clSetKernelArg(*kernel, num++, sizeof(uint), (void *)&blk->cty_c);
status |= clSetKernelArg(*kernel, num++, sizeof(uint), (void *)&blk->cty_d);
status |= clSetKernelArg(*kernel, num++, sizeof(uint), (void *)&blk->cty_f);
status |= clSetKernelArg(*kernel, num++, sizeof(uint), (void *)&blk->cty_g);
status |= clSetKernelArg(*kernel, num++, sizeof(uint), (void *)&blk->cty_h);
nonces = alloca(sizeof(uint) * vwidth);
for (i = 0; i < vwidth; i++)
nonces[i] = blk->nonce + i;
status |= clSetKernelArg(*kernel, num++, vwidth * sizeof(uint), (void *)nonces);
status |= clSetKernelArg(*kernel, num++, sizeof(uint), (void *)&blk->W16);
status |= clSetKernelArg(*kernel, num++, sizeof(uint), (void *)&blk->W17);
status |= clSetKernelArg(*kernel, num++, sizeof(uint), (void *)&blk->PreVal4_2);
status |= clSetKernelArg(*kernel, num++, sizeof(uint), (void *)&blk->PreVal0);
status |= clSetKernelArg(*kernel, num++, sizeof(uint), (void *)&blk->PreW18);
status |= clSetKernelArg(*kernel, num++, sizeof(uint), (void *)&blk->PreW19);
status |= clSetKernelArg(*kernel, num++, sizeof(uint), (void *)&blk->PreW31);
status |= clSetKernelArg(*kernel, num++, sizeof(uint), (void *)&blk->PreW32);
status |= clSetKernelArg(*kernel, num++, sizeof(clState->outputBuffer),
(void *)&clState->outputBuffer);
return status;
}
static void set_threads_hashes(unsigned int vectors, unsigned int *threads,
unsigned int *hashes, size_t *globalThreads,
unsigned int minthreads, int intensity)
{
*threads = 1 << (15 + intensity);
if (*threads < minthreads)
*threads = minthreads;
*globalThreads = *threads;
*hashes = *threads * vectors;
}
#endif /* HAVE_OPENCL */
/* Stage another work item from the work returned in a longpoll */
static void convert_to_work(json_t *val, bool rolltime, struct pool *pool)
{
struct work *work;
bool rc;
work = make_work();
rc= work_decode(json_object_get(val, "result"), work);
if (unlikely(!rc)) {
applog(LOG_ERR, "Could not convert longpoll data to work");
return;
}
work->pool = pool;
work->rolltime = rolltime;
/* We'll be checking this work item twice, but we already know it's
* from a new block so explicitly force the new block detection now
* rather than waiting for it to hit the stage thread. This also
* allows testwork to know whether LP discovered the block or not. */
test_work_current(work, true);
if (opt_debug)
applog(LOG_DEBUG, "Pushing converted work to stage thread");
if (unlikely(!tq_push(thr_info[stage_thr_id].q, work)))
applog(LOG_ERR, "Could not tq_push work in convert_to_work");
else if (opt_debug)
applog(LOG_DEBUG, "Converted longpoll data to work");
}
/* If we want longpoll, enable it for the chosen default pool, or, if
* the pool does not support longpoll, find the first one that does
* and use its longpoll support */
static struct pool *select_longpoll_pool(void)
{
struct pool *cp = current_pool();
int i;
if (cp->hdr_path)
return cp;
for (i = 0; i < total_pools; i++) {
struct pool *pool = pools[i];
if (pool->hdr_path)
return pool;
}
return NULL;
}
static void *longpoll_thread(void *userdata)
{
char *copy_start, *hdr_path, *lp_url = NULL;
struct thr_info *mythr = userdata;
struct timeval start, end;
bool need_slash = false;
struct pool *sp, *pool;
CURL *curl = NULL;
int failures = 0;
bool rolltime;
json_t *val;
pthread_setcanceltype(PTHREAD_CANCEL_ASYNCHRONOUS, NULL);
pthread_detach(pthread_self());
curl = curl_easy_init();
if (unlikely(!curl)) {
applog(LOG_ERR, "CURL initialisation failed");
goto out;
}
tq_pop(mythr->q, NULL);
pool = select_longpoll_pool();
new_longpoll:
if (!pool) {
applog(LOG_WARNING, "No long-poll found on any pool server");
goto out;
}
hdr_path = pool->hdr_path;
/* full URL */
if (strstr(hdr_path, "://")) {
lp_url = hdr_path;
hdr_path = NULL;
} else {
/* absolute path, on current server */
copy_start = (*hdr_path == '/') ? (hdr_path + 1) : hdr_path;
if (pool->rpc_url[strlen(pool->rpc_url) - 1] != '/')
need_slash = true;
lp_url = malloc(strlen(pool->rpc_url) + strlen(copy_start) + 2);
if (!lp_url)
goto out;
sprintf(lp_url, "%s%s%s", pool->rpc_url, need_slash ? "/" : "", copy_start);
}
have_longpoll = true;
applog(LOG_WARNING, "Long-polling activated for %s", lp_url);
while (1) {
gettimeofday(&start, NULL);
val = json_rpc_call(curl, lp_url, pool->rpc_userpass, rpc_req,
false, true, &rolltime, pool, false);
if (likely(val)) {
convert_to_work(val, rolltime, pool);
failures = 0;
json_decref(val);
} else {
/* Some pools regularly drop the longpoll request so
* only see this as longpoll failure if it happens
* immediately and just restart it the rest of the
* time. */
gettimeofday(&end, NULL);
if (end.tv_sec - start.tv_sec > 30)
continue;
if (opt_retries == -1 || failures++ < opt_retries) {
applog(LOG_WARNING,
"longpoll failed for %s, sleeping for 30s", lp_url);
sleep(30);
} else {
applog(LOG_ERR,
"longpoll failed for %s, ending thread", lp_url);
goto out;
}
}
sp = select_longpoll_pool();
if (sp != pool) {
if (likely(lp_url))
free(lp_url);
pool = sp;
goto new_longpoll;
}
}
out:
if (curl)
curl_easy_cleanup(curl);
tq_freeze(mythr->q);
return NULL;
}
static void stop_longpoll(void)
{
struct thr_info *thr = &thr_info[longpoll_thr_id];
thr_info_cancel(thr);
have_longpoll = false;
tq_freeze(thr->q);
}
static void start_longpoll(void)
{
struct thr_info *thr = &thr_info[longpoll_thr_id];
tq_thaw(thr->q);
if (unlikely(thr_info_create(thr, NULL, longpoll_thread, thr)))
quit(1, "longpoll thread create failed");
if (opt_debug)
applog(LOG_DEBUG, "Pushing ping to longpoll thread");
tq_push(thr_info[longpoll_thr_id].q, &ping);
}
#ifdef HAVE_OPENCL
/* We have only one thread that ever re-initialises GPUs, thus if any GPU
* init command fails due to a completely wedged GPU, the thread will never
* return, unable to harm other GPUs. If it does return, it means we only had
* a soft failure and then the reinit_gpu thread is ready to tackle another
* GPU */
static void *reinit_gpu(void *userdata)
{
struct thr_info *mythr = userdata;
struct cgpu_info *cgpu;
struct thr_info *thr;
struct timeval now;
char name[256];
int thr_id;
int gpu;
pthread_detach(pthread_self());
select_cgpu:
cgpu = tq_pop(mythr->q, NULL);
if (!cgpu)
goto out;
if (clDevicesNum() != nDevs) {
applog(LOG_WARNING, "Hardware not reporting same number of active devices, will not attempt to restart GPU");
goto out;
}
gpu = cgpu->device_id;
cgpu->enabled = false;
for (thr_id = 0; thr_id < mining_threads; ++thr_id) {
thr = &thr_info[thr_id];
cgpu = thr->cgpu;
if (cgpu->api != &opencl_api)
continue;
if (dev_from_id(thr_id) != gpu)
continue;
thr = &thr_info[thr_id];
if (!thr) {
applog(LOG_WARNING, "No reference to thread %d exists", thr_id);
continue;
}
thr->rolling = thr->cgpu->rolling = 0;
/* Reports the last time we tried to revive a sick GPU */
gettimeofday(&thr->sick, NULL);
if (!pthread_cancel(thr->pth)) {
applog(LOG_WARNING, "Thread %d still exists, killing it off", thr_id);
} else
applog(LOG_WARNING, "Thread %d no longer exists", thr_id);
}
cgpu->enabled = true;
for (thr_id = 0; thr_id < mining_threads; ++thr_id) {
int virtual_gpu;
thr = &thr_info[thr_id];
cgpu = thr->cgpu;
if (cgpu->api != &opencl_api)
continue;
if (dev_from_id(thr_id) != gpu)
continue;
virtual_gpu = cgpu->virtual_gpu;
/* Lose this ram cause we may get stuck here! */
//tq_freeze(thr->q);
thr->q = tq_new();
if (!thr->q)
quit(1, "Failed to tq_new in reinit_gpu");
/* Lose this ram cause we may dereference in the dying thread! */
//free(clState);
applog(LOG_INFO, "Reinit GPU thread %d", thr_id);
clStates[thr_id] = initCl(virtual_gpu, name, sizeof(name));
if (!clStates[thr_id]) {
applog(LOG_ERR, "Failed to reinit GPU thread %d", thr_id);
goto select_cgpu;
}
applog(LOG_INFO, "initCl() finished. Found %s", name);
if (unlikely(thr_info_create(thr, NULL, miner_thread, thr))) {
applog(LOG_ERR, "thread %d create failed", thr_id);
return NULL;
}
applog(LOG_WARNING, "Thread %d restarted", thr_id);
}
gettimeofday(&now, NULL);
get_datestamp(cgpu->init, &now);
for (thr_id = 0; thr_id < mining_threads; ++thr_id) {
thr = &thr_info[thr_id];
cgpu = thr->cgpu;
if (cgpu->api != &opencl_api)
continue;
if (dev_from_id(thr_id) != gpu)
continue;
tq_push(thr->q, &ping);
}
goto select_cgpu;
out:
return NULL;
}
#else
static void *reinit_gpu(void *userdata)
{
return NULL;
}
#endif
void reinit_device(struct cgpu_info *cgpu)
{
if (cgpu->api->reinit_device)
cgpu->api->reinit_device(cgpu);
}
/* Makes sure the hashmeter keeps going even if mining threads stall, updates
* the screen at regular intervals, and restarts threads if they appear to have
* died. */
static void *watchdog_thread(void *userdata)
{
const unsigned int interval = 3;
static struct timeval rotate_tv;
struct timeval zero_tv;
pthread_setcanceltype(PTHREAD_CANCEL_ASYNCHRONOUS, NULL);
memset(&zero_tv, 0, sizeof(struct timeval));
gettimeofday(&rotate_tv, NULL);
while (1) {
int i;
struct timeval now;
sleep(interval);
if (requests_queued() < opt_queue)
queue_request(NULL, false);
hashmeter(-1, &zero_tv, 0);
if (curses_active_locked()) {
change_logwinsize();
curses_print_status();
for (i = 0; i < mining_threads; i++)
curses_print_devstatus(i);
clearok(statuswin, true);
doupdate();
unlock_curses();
}
gettimeofday(&now, NULL);
for (i = 0; i < total_pools; i++) {
struct pool *pool = pools[i];
if (!pool->enabled)
continue;
/* Test pool is idle once every minute */
if (pool->idle && now.tv_sec - pool->tv_idle.tv_sec > 60) {
gettimeofday(&pool->tv_idle, NULL);
if (pool_active(pool, true) && pool_tclear(pool, &pool->idle))
pool_resus(pool);
}
}
if (opt_donation > 0.0) {
if (donationpool.idle && now.tv_sec - donationpool.tv_idle.tv_sec > 60) {
gettimeofday(&donationpool.tv_idle, NULL);
if (pool_active(&donationpool, true) && pool_tclear(&donationpool, &donationpool.idle))
pool_resus(&donationpool);
}
}
if (pool_strategy == POOL_ROTATE && now.tv_sec - rotate_tv.tv_sec > 60 * opt_rotate_period) {
gettimeofday(&rotate_tv, NULL);
switch_pools(NULL);
}
if (!sched_paused && !should_run()) {
applog(LOG_WARNING, "Pausing execution as per stop time %02d:%02d scheduled",
schedstop.tm.tm_hour, schedstop.tm.tm_min);
if (!schedstart.enable) {
quit(0, "Terminating execution as planned");
break;
}
applog(LOG_WARNING, "Will restart execution as scheduled at %02d:%02d",
schedstart.tm.tm_hour, schedstart.tm.tm_min);
sched_paused = true;
for (i = 0; i < mining_threads; i++) {
struct thr_info *thr;
thr = &thr_info[i];
thr->pause = true;
}
} else if (sched_paused && should_run()) {
applog(LOG_WARNING, "Restarting execution as per start time %02d:%02d scheduled",
schedstart.tm.tm_hour, schedstart.tm.tm_min);
if (schedstop.enable)
applog(LOG_WARNING, "Will pause execution as scheduled at %02d:%02d",
schedstop.tm.tm_hour, schedstop.tm.tm_min);
sched_paused = false;
for (i = 0; i < mining_threads; i++) {
struct thr_info *thr;
thr = &thr_info[i];
/* Don't touch disabled devices */
if (!thr->cgpu->enabled)
continue;
thr->pause = false;
tq_push(thr->q, &ping);
}
}
#ifdef HAVE_OPENCL
for (i = 0; i < total_devices; ++i) {
struct cgpu_info *cgpu = devices[i];
struct thr_info *thr = cgpu->thread;
bool *enable;
int gpu;
if (cgpu->api != &opencl_api)
continue;
/* Use only one thread per device to determine if the GPU is healthy */
if (i >= nDevs)
break;
gpu = thr->cgpu->device_id;
enable = &cgpu->enabled;
#ifdef HAVE_ADL
if (adl_active && gpus[gpu].has_adl && *enable)
gpu_autotune(gpu, enable);
if (opt_debug && gpus[gpu].has_adl) {
int engineclock = 0, memclock = 0, activity = 0, fanspeed = 0, fanpercent = 0, powertune = 0;
float temp = 0, vddc = 0;
if (gpu_stats(gpu, &temp, &engineclock, &memclock, &vddc, &activity, &fanspeed, &fanpercent, &powertune))
applog(LOG_DEBUG, "%.1f C F: %d%%(%dRPM) E: %dMHz M: %dMhz V: %.3fV A: %d%% P: %d%%",
temp, fanpercent, fanspeed, engineclock, memclock, vddc, activity, powertune);
}
#endif
/* Thread is waiting on getwork or disabled */
if (thr->getwork || !*enable)
continue;
if (gpus[gpu].status != LIFE_WELL && now.tv_sec - thr->last.tv_sec < 60) {
applog(LOG_ERR, "Thread %d recovered, GPU %d declared WELL!", i, gpu);
gpus[gpu].status = LIFE_WELL;
} else if (now.tv_sec - thr->last.tv_sec > 60 && gpus[gpu].status == LIFE_WELL) {
thr->rolling = thr->cgpu->rolling = 0;
gpus[gpu].status = LIFE_SICK;
applog(LOG_ERR, "Thread %d idle for more than 60 seconds, GPU %d declared SICK!", i, gpu);
gettimeofday(&thr->sick, NULL);
#ifdef HAVE_ADL
if (adl_active && gpus[gpu].has_adl && gpu_activity(gpu) > 50) {
applog(LOG_ERR, "GPU still showing activity suggesting a hard hang.");
applog(LOG_ERR, "Will not attempt to auto-restart it.");
} else
#endif
if (opt_restart) {
applog(LOG_ERR, "Attempting to restart GPU");
reinit_device(thr->cgpu);
}
} else if (now.tv_sec - thr->last.tv_sec > 600 && gpus[i].status == LIFE_SICK) {
gpus[gpu].status = LIFE_DEAD;
applog(LOG_ERR, "Thread %d not responding for more than 10 minutes, GPU %d declared DEAD!", i, gpu);
gettimeofday(&thr->sick, NULL);
} else if (now.tv_sec - thr->sick.tv_sec > 60 &&
(gpus[i].status == LIFE_SICK || gpus[i].status == LIFE_DEAD)) {
/* Attempt to restart a GPU that's sick or dead once every minute */
gettimeofday(&thr->sick, NULL);
#ifdef HAVE_ADL
if (adl_active && gpus[gpu].has_adl && gpu_activity(gpu) > 50) {
/* Again do not attempt to restart a device that may have hard hung */
} else
#endif
if (opt_restart)
reinit_device(thr->cgpu);
}
}
#endif
}
return NULL;
}
static void log_print_status(struct cgpu_info *cgpu)
{
char logline[255];
get_statline(logline, cgpu);
applog(LOG_WARNING, "%s", logline);
}
static void print_summary(void)
{
struct timeval diff;
int hours, mins, secs, i;
double utility, efficiency = 0.0;
timeval_subtract(&diff, &total_tv_end, &total_tv_start);
hours = diff.tv_sec / 3600;
mins = (diff.tv_sec % 3600) / 60;
secs = diff.tv_sec % 60;
utility = total_accepted / ( total_secs ? total_secs : 1 ) * 60;
efficiency = total_getworks ? total_accepted * 100.0 / total_getworks : 0.0;
applog(LOG_WARNING, "\nSummary of runtime statistics:\n");
applog(LOG_WARNING, "Started at %s", datestamp);
if (total_pools == 1)
applog(LOG_WARNING, "Pool: %s", pools[0]->rpc_url);
#ifdef WANT_CPUMINE
if (opt_n_threads)
applog(LOG_WARNING, "CPU hasher algorithm used: %s", algo_names[opt_algo]);
#endif
applog(LOG_WARNING, "Runtime: %d hrs : %d mins : %d secs", hours, mins, secs);
if (total_secs)
applog(LOG_WARNING, "Average hashrate: %.1f Megahash/s", total_mhashes_done / total_secs);
applog(LOG_WARNING, "Solved blocks: %d", found_blocks);
applog(LOG_WARNING, "Queued work requests: %d", total_getworks);
applog(LOG_WARNING, "Share submissions: %d", total_accepted + total_rejected);
applog(LOG_WARNING, "Accepted shares: %d", total_accepted);
applog(LOG_WARNING, "Rejected shares: %d", total_rejected);
if (total_accepted || total_rejected)
applog(LOG_WARNING, "Reject ratio: %.1f%%", (double)(total_rejected * 100) / (double)(total_accepted + total_rejected));
applog(LOG_WARNING, "Hardware errors: %d", hw_errors);
applog(LOG_WARNING, "Efficiency (accepted / queued): %.0f%%", efficiency);
applog(LOG_WARNING, "Utility (accepted shares / min): %.2f/min\n", utility);
applog(LOG_WARNING, "Discarded work due to new blocks: %d", total_discarded);
applog(LOG_WARNING, "Stale submissions discarded due to new blocks: %d", total_stale);
applog(LOG_WARNING, "Unable to get work from server occasions: %d", total_go);
applog(LOG_WARNING, "Work items generated locally: %d", local_work);
applog(LOG_WARNING, "Submitting work remotely delay occasions: %d", total_ro);
applog(LOG_WARNING, "New blocks detected on network: %d\n", new_blocks);
if (total_pools > 1) {
for (i = 0; i < total_pools; i++) {
struct pool *pool = pools[i];
applog(LOG_WARNING, "Pool: %s", pool->rpc_url);
applog(LOG_WARNING, " Queued work requests: %d", pool->getwork_requested);
applog(LOG_WARNING, " Share submissions: %d", pool->accepted + pool->rejected);
applog(LOG_WARNING, " Accepted shares: %d", pool->accepted);
applog(LOG_WARNING, " Rejected shares: %d", pool->rejected);
if (pool->accepted || pool->rejected)
applog(LOG_WARNING, " Reject ratio: %.1f%%", (double)(pool->rejected * 100) / (double)(pool->accepted + pool->rejected));
efficiency = pool->getwork_requested ? pool->accepted * 100.0 / pool->getwork_requested : 0.0;
applog(LOG_WARNING, " Efficiency (accepted / queued): %.0f%%", efficiency);
applog(LOG_WARNING, " Discarded work due to new blocks: %d", pool->discarded_work);
applog(LOG_WARNING, " Stale submissions discarded due to new blocks: %d", pool->stale_shares);
applog(LOG_WARNING, " Unable to get work from server occasions: %d", pool->getfail_occasions);
applog(LOG_WARNING, " Submitting work remotely delay occasions: %d\n", pool->remotefail_occasions);
}
}
if (opt_donation > 0.0)
applog(LOG_WARNING, "Donated share submissions: %d\n", donationpool.accepted + donationpool.rejected);
applog(LOG_WARNING, "Summary of per device statistics:\n");
for (i = 0; i < total_devices; ++i) {
if (devices[i]->enabled)
log_print_status(devices[i]);
}
if (opt_shares)
applog(LOG_WARNING, "Mined %d accepted shares of %d requested\n", total_accepted, opt_shares);
fflush(stdout);
fflush(stderr);
if (opt_shares > total_accepted)
quit(1, "Did not successfully mine as many shares as were requested.");
}
void quit(int status, const char *format, ...)
{
va_list ap;
disable_curses();
if (!opt_realquiet && successful_connect)
print_summary();
if (format) {
va_start(ap, format);
vfprintf(stderr, format, ap);
va_end(ap);
}
fprintf(stderr, "\n");
fflush(stderr);
exit(status);
}
char *curses_input(const char *query)
{
char *input;
echo();
input = malloc(255);
if (!input)
quit(1, "Failed to malloc input");
leaveok(logwin, false);
wlogprint("%s:\n", query);
wgetnstr(logwin, input, 255);
if (!strlen(input))
strcpy(input, "-1");
leaveok(logwin, true);
noecho();
return input;
}
static bool input_pool(bool live)
{
char *url = NULL, *user = NULL, *pass = NULL;
struct pool *pool = NULL;
bool ret = false;
immedok(logwin, true);
if (total_pools == MAX_POOLS) {
wlogprint("Reached maximum number of pools.\n");
goto out;
}
wlogprint("Input server details.\n");
url = curses_input("URL");
if (!url)
goto out;
if (strncmp(url, "http://", 7) &&
strncmp(url, "https://", 8)) {
char *httpinput;
httpinput = malloc(255);
if (!httpinput)
quit(1, "Failed to malloc httpinput");
strcpy(httpinput, "http://");
strncat(httpinput, url, 248);
free(url);
url = httpinput;
}
user = curses_input("Username");
if (!user)
goto out;
pass = curses_input("Password");
if (!pass)
goto out;
pool = calloc(sizeof(struct pool), 1);
if (!pool)
quit(1, "Failed to realloc pools in input_pool");
pool->pool_no = total_pools;
pool->prio = total_pools;
if (unlikely(pthread_mutex_init(&pool->pool_lock, NULL)))
quit (1, "Failed to pthread_mutex_init in input_pool");
pool->rpc_url = url;
pool->rpc_user = user;
pool->rpc_pass = pass;
pool->rpc_userpass = malloc(strlen(pool->rpc_user) + strlen(pool->rpc_pass) + 2);
if (!pool->rpc_userpass)
quit(1, "Failed to malloc userpass");
sprintf(pool->rpc_userpass, "%s:%s", pool->rpc_user, pool->rpc_pass);
pool->tv_idle.tv_sec = ~0UL;
/* Test the pool is not idle if we're live running, otherwise
* it will be tested separately */
ret = true;
pool->enabled = true;
if (live && !pool_active(pool, false))
pool->idle = true;
pools[total_pools++] = pool;
out:
immedok(logwin, false);
if (!ret) {
if (url)
free(url);
if (user)
free(user);
if (pass)
free(pass);
if (pool)
free(pool);
}
return ret;
}
#if defined(unix)
static void fork_monitor()
{
// Make a pipe: [readFD, writeFD]
int pfd[2];
int r = pipe(pfd);
if (r<0) {
perror("pipe - failed to create pipe for --monitor");
exit(1);
}
// Make stderr write end of pipe
fflush(stderr);
r = dup2(pfd[1], 2);
if (r<0) {
perror("dup2 - failed to alias stderr to write end of pipe for --monitor");
exit(1);
}
r = close(pfd[1]);
if (r<0) {
perror("close - failed to close write end of pipe for --monitor");
exit(1);
}
// Don't allow a dying monitor to kill the main process
sighandler_t sr0 = signal(SIGPIPE, SIG_IGN);
sighandler_t sr1 = signal(SIGPIPE, SIG_IGN);
if (SIG_ERR==sr0 || SIG_ERR==sr1) {
perror("signal - failed to edit signal mask for --monitor");
exit(1);
}
// Fork a child process
r = fork();
if (r<0) {
perror("fork - failed to fork child process for --monitor");
exit(1);
}
// Child: launch monitor command
if (0==r) {
// Make stdin read end of pipe
r = dup2(pfd[0], 0);
if (r<0) {
perror("dup2 - in child, failed to alias read end of pipe to stdin for --monitor");
exit(1);
}
close(pfd[0]);
if (r<0) {
perror("close - in child, failed to close read end of pipe for --monitor");
exit(1);
}
// Launch user specified command
execl("/bin/bash", "/bin/bash", "-c", opt_stderr_cmd, (char*)NULL);
perror("execl - in child failed to exec user specified command for --monitor");
exit(1);
}
// Parent: clean up unused fds and bail
r = close(pfd[0]);
if (r<0) {
perror("close - failed to close read end of pipe for --monitor");
exit(1);
}
}
#endif // defined(unix)
static void enable_curses(void) {
int x,y;
lock_curses();
if (curses_active) {
unlock_curses();
return;
}
mainwin = initscr();
getmaxyx(mainwin, y, x);
statuswin = newwin(logstart, x, 0, 0);
leaveok(statuswin, true);
logwin = newwin(y - logcursor, 0, logcursor, 0);
idlok(logwin, true);
scrollok(logwin, true);
leaveok(logwin, true);
cbreak();
noecho();
curses_active = true;
unlock_curses();
}
struct device_api cpu_api;
#ifdef WANT_CPUMINE
static void cpu_detect()
{
int i;
// Reckon number of cores in the box
#if defined(WIN32)
{
DWORD system_am;
DWORD process_am;
BOOL ok = GetProcessAffinityMask(
GetCurrentProcess(),
&system_am,
&process_am
);
if (!ok) {
applog(LOG_ERR, "couldn't figure out number of processors :(");
num_processors = 1;
} else {
size_t n = 32;
num_processors = 0;
while (n--)
if (process_am & (1<<n))
++num_processors;
}
}
#else
num_processors = sysconf(_SC_NPROCESSORS_ONLN);
#endif /* !WIN32 */
if (opt_n_threads < 0 || !forced_n_threads) {
if (total_devices && !opt_usecpu)
opt_n_threads = 0;
else
opt_n_threads = num_processors;
}
if (num_processors < 1)
return;
if (total_devices + opt_n_threads > MAX_DEVICES)
opt_n_threads = MAX_DEVICES - total_devices;
cpus = calloc(opt_n_threads, sizeof(struct cgpu_info));
if (unlikely(!cpus))
quit(1, "Failed to calloc cpus");
for (i = 0; i < opt_n_threads; ++i) {
struct cgpu_info *cgpu;
cgpu = devices[total_devices + i] = &cpus[i];
cgpu->api = &cpu_api;
cgpu->enabled = true;
cgpu->device_id = i;
cgpu->threads = 1;
}
total_devices += opt_n_threads;
}
static void reinit_cpu_device(struct cgpu_info *cpu)
{
tq_push(thr_info[cpur_thr_id].q, cpu);
}
static bool cpu_thread_prepare(struct thr_info *thr)
{
thread_reportin(thr);
return true;
}
static uint64_t cpu_can_limit_work(struct thr_info *thr)
{
return 0xfffff;
}
static bool cpu_thread_init(struct thr_info *thr)
{
const int thr_id = thr->id;
/* Set worker threads to nice 19 and then preferentially to SCHED_IDLE
* and if that fails, then SCHED_BATCH. No need for this to be an
* error if it fails */
setpriority(PRIO_PROCESS, 0, 19);
drop_policy();
/* Cpu affinity only makes sense if the number of threads is a multiple
* of the number of CPUs */
if (!(opt_n_threads % num_processors))
affine_to_cpu(dev_from_id(thr_id), dev_from_id(thr_id) % num_processors);
return true;
}
static uint64_t cpu_scanhash(struct thr_info *thr, struct work *work, uint64_t max_nonce)
{
const int thr_id = thr->id;
uint32_t first_nonce = work->blk.nonce;
uint32_t last_nonce;
bool rc;
CPUSearch:
last_nonce = first_nonce;
rc = false;
/* scan nonces for a proof-of-work hash */
{
sha256_func func = sha256_funcs[opt_algo];
rc = (*func)(
thr_id,
work->midstate,
work->data,
work->hash1,
work->hash,
work->target,
max_nonce,
&last_nonce,
work->blk.nonce
);
}
/* if nonce found, submit work */
if (unlikely(rc)) {
if (opt_debug)
applog(LOG_DEBUG, "CPU %d found something?", dev_from_id(thr_id));
if (unlikely(!submit_work_sync(thr, work))) {
applog(LOG_ERR, "Failed to submit_work_sync in miner_thread %d", thr_id);
}
work->blk.nonce = last_nonce + 1;
goto CPUSearch;
}
else
if (unlikely(last_nonce == first_nonce))
return 0;
work->blk.nonce = last_nonce + 1;
return last_nonce - first_nonce + 1;
}
struct device_api cpu_api = {
.name = "CPU",
.api_detect = cpu_detect,
.reinit_device = reinit_cpu_device,
.thread_prepare = cpu_thread_prepare,
.can_limit_work = cpu_can_limit_work,
.thread_init = cpu_thread_init,
.scanhash = cpu_scanhash,
};
#endif
#ifdef HAVE_OPENCL
struct device_api opencl_api;
static void opencl_detect()
{
int i;
nDevs = clDevicesNum();
if (nDevs < 0) {
applog(LOG_ERR, "clDevicesNum returned error, no GPUs usable");
nDevs = 0;
}
if (MAX_DEVICES - total_devices < nDevs)
nDevs = MAX_DEVICES - total_devices;
if (!nDevs)
return;
if (opt_kernel) {
if (strcmp(opt_kernel, "poclbm") && strcmp(opt_kernel, "phatk"))
quit(1, "Invalid kernel name specified - must be poclbm or phatk");
if (!strcmp(opt_kernel, "poclbm"))
chosen_kernel = KL_POCLBM;
else
chosen_kernel = KL_PHATK;
} else
chosen_kernel = KL_NONE;
for (i = 0; i < nDevs; ++i) {
struct cgpu_info *cgpu;
cgpu = devices[total_devices++] = &gpus[i];
cgpu->enabled = true;
cgpu->api = &opencl_api;
cgpu->device_id = i;
cgpu->threads = opt_g_threads;
}
if (!opt_noadl)
init_adl(nDevs);
}
static void reinit_opencl_device(struct cgpu_info *gpu)
{
tq_push(thr_info[gpur_thr_id].q, gpu);
}
#ifdef HAVE_ADL
static void get_opencl_statline_before(char *buf, struct cgpu_info *gpu)
{
if (gpu->has_adl) {
int gpuid = gpu->device_id;
float gt = gpu_temp(gpuid);
int gf = gpu_fanspeed(gpuid);
int gp;
if (gt != -1)
tailsprintf(buf, "%5.1fC ", gt);
else
tailsprintf(buf, " ", gt);
if (gf != -1)
tailsprintf(buf, "%4dRPM ", gf);
else if ((gp = gpu_fanpercent(gpuid)) != -1)
tailsprintf(buf, "%3d%% ", gp);
else
tailsprintf(buf, " ");
tailsprintf(buf, "| ");
}
}
#endif
static void get_opencl_statline(char *buf, struct cgpu_info *gpu)
{
tailsprintf(buf, " I:%2d", gpu->intensity);
}
struct opencl_thread_data {
cl_int (*queue_kernel_parameters)(_clState *, dev_blk_ctx *);
uint32_t *res;
struct work *last_work;
struct work _last_work;
};
static uint32_t *blank_res;
static bool opencl_thread_prepare(struct thr_info *thr)
{
char name[256];
struct timeval now;
struct cgpu_info *cgpu = thr->cgpu;
int gpu = cgpu->device_id;
int virtual_gpu = cgpu->virtual_gpu;
int i = thr->id;
static bool failmessage = false;
if (!blank_res)
blank_res = calloc(BUFFERSIZE, 1);
if (!blank_res) {
applog(LOG_ERR, "Failed to calloc in opencl_thread_init");
return false;
}
applog(LOG_INFO, "Init GPU thread %i GPU %i virtual GPU %i", i, gpu, virtual_gpu);
clStates[i] = initCl(virtual_gpu, name, sizeof(name));
if (!clStates[i]) {
enable_curses();
applog(LOG_ERR, "Failed to init GPU thread %d, disabling device %d", i, gpu);
if (!failmessage) {
char *buf;
applog(LOG_ERR, "Restarting the GPU from the menu will not fix this.");
applog(LOG_ERR, "Try restarting cgminer.");
failmessage = true;
buf = curses_input("Press enter to continue");
if (buf)
free(buf);
}
cgpu->enabled = false;
cgpu->status = LIFE_NOSTART;
return false;
}
applog(LOG_INFO, "initCl() finished. Found %s", name);
gettimeofday(&now, NULL);
get_datestamp(cgpu->init, &now);
have_opencl = true;
return true;
}
static bool opencl_thread_init(struct thr_info *thr)
{
const int thr_id = thr->id;
struct cgpu_info *gpu = thr->cgpu;
struct opencl_thread_data *thrdata;
thrdata = calloc(1, sizeof(*thrdata));
thr->cgpu_data = thrdata;
if (!thrdata) {
applog(LOG_ERR, "Failed to calloc in opencl_thread_init");
return false;
}
switch (chosen_kernel) {
case KL_POCLBM:
thrdata->queue_kernel_parameters = &queue_poclbm_kernel;
break;
case KL_PHATK:
default:
thrdata->queue_kernel_parameters = &queue_phatk_kernel;
break;
}
thrdata->res = calloc(BUFFERSIZE, 1);
if (!thrdata->res) {
free(thrdata);
applog(LOG_ERR, "Failed to calloc in opencl_thread_init");
return false;
}
_clState *clState = clStates[thr_id];
cl_int status;
status = clEnqueueWriteBuffer(clState->commandQueue, clState->outputBuffer, CL_TRUE, 0,
BUFFERSIZE, blank_res, 0, NULL, NULL);
if (unlikely(status != CL_SUCCESS)) {
applog(LOG_ERR, "Error: clEnqueueWriteBuffer failed.");
return false;
}
gpu->status = LIFE_WELL;
return true;
}
static void opencl_free_work(struct thr_info *thr, struct work *work)
{
const int thr_id = thr->id;
struct opencl_thread_data *thrdata = thr->cgpu_data;
_clState *clState = clStates[thr_id];
clFinish(clState->commandQueue);
if (thrdata->res[FOUND]) {
thrdata->last_work = &thrdata->_last_work;
memcpy(thrdata->last_work, work, sizeof(*thrdata->last_work));
}
}
static bool opencl_prepare_work(struct thr_info *thr, struct work *work)
{
precalc_hash(&work->blk, (uint32_t *)(work->midstate), (uint32_t *)(work->data + 64));
return true;
}
static uint64_t opencl_scanhash(struct thr_info *thr, struct work *work, uint64_t max_nonce)
{
const int thr_id = thr->id;
struct opencl_thread_data *thrdata = thr->cgpu_data;
struct cgpu_info *gpu = thr->cgpu;
_clState *clState = clStates[thr_id];
const cl_kernel *kernel = &clState->kernel;
double gpu_ms_average = 7;
cl_int status;
size_t globalThreads[1];
size_t localThreads[1] = { clState->work_size };
unsigned int threads;
unsigned int hashes;
struct timeval tv_gpustart, tv_gpuend, diff;
suseconds_t gpu_us;
gettimeofday(&tv_gpustart, NULL);
timeval_subtract(&diff, &tv_gpustart, &tv_gpuend);
/* This finish flushes the readbuffer set with CL_FALSE later */
clFinish(clState->commandQueue);
gettimeofday(&tv_gpuend, NULL);
timeval_subtract(&diff, &tv_gpuend, &tv_gpustart);
gpu_us = diff.tv_sec * 1000000 + diff.tv_usec;
decay_time(&gpu_ms_average, gpu_us / 1000);
if (gpu->dynamic) {
/* Try to not let the GPU be out for longer than 6ms, but
* increase intensity when the system is idle, unless
* dynamic is disabled. */
if (gpu_ms_average > 7) {
if (gpu->intensity > MIN_INTENSITY)
--gpu->intensity;
} else if (gpu_ms_average < 3) {
if (gpu->intensity < MAX_INTENSITY)
++gpu->intensity;
}
}
set_threads_hashes(clState->preferred_vwidth, &threads, &hashes, globalThreads,
localThreads[0], gpu->intensity);
status = thrdata->queue_kernel_parameters(clState, &work->blk);
if (unlikely(status != CL_SUCCESS)) {
applog(LOG_ERR, "Error: clSetKernelArg of all params failed.");
return 0;
}
/* MAXBUFFERS entry is used as a flag to say nonces exist */
if (thrdata->res[FOUND]) {
/* Clear the buffer again */
status = clEnqueueWriteBuffer(clState->commandQueue, clState->outputBuffer, CL_FALSE, 0,
BUFFERSIZE, blank_res, 0, NULL, NULL);
if (unlikely(status != CL_SUCCESS)) {
applog(LOG_ERR, "Error: clEnqueueWriteBuffer failed.");
return 0;
}
if (unlikely(thrdata->last_work)) {
if (opt_debug)
applog(LOG_DEBUG, "GPU %d found something in last work?", gpu->device_id);
postcalc_hash_async(thr, thrdata->last_work, thrdata->res);
thrdata->last_work = NULL;
} else {
if (opt_debug)
applog(LOG_DEBUG, "GPU %d found something?", gpu->device_id);
postcalc_hash_async(thr, work, thrdata->res);
}
memset(thrdata->res, 0, BUFFERSIZE);
clFinish(clState->commandQueue);
}
status = clEnqueueNDRangeKernel(clState->commandQueue, *kernel, 1, NULL,
globalThreads, localThreads, 0, NULL, NULL);
if (unlikely(status != CL_SUCCESS)) {
applog(LOG_ERR, "Error: Enqueueing kernel onto command queue. (clEnqueueNDRangeKernel)");
return 0;
}
status = clEnqueueReadBuffer(clState->commandQueue, clState->outputBuffer, CL_FALSE, 0,
BUFFERSIZE, thrdata->res, 0, NULL, NULL);
if (unlikely(status != CL_SUCCESS)) {
applog(LOG_ERR, "Error: clEnqueueReadBuffer failed. (clEnqueueReadBuffer)");
return 0;
}
work->blk.nonce += hashes;
return hashes;
}
static void opencl_thread_shutdown(struct thr_info *thr)
{
const int thr_id = thr->id;
_clState *clState = clStates[thr_id];
clReleaseCommandQueue(clState->commandQueue);
clReleaseKernel(clState->kernel);
clReleaseProgram(clState->program);
clReleaseContext(clState->context);
}
struct device_api opencl_api = {
.name = "GPU",
.api_detect = opencl_detect,
.reinit_device = reinit_opencl_device,
#ifdef HAVE_ADL
.get_statline_before = get_opencl_statline_before,
#endif
.get_statline = get_opencl_statline,
.thread_prepare = opencl_thread_prepare,
.thread_init = opencl_thread_init,
.free_work = opencl_free_work,
.prepare_work = opencl_prepare_work,
.scanhash = opencl_scanhash,
.thread_shutdown = opencl_thread_shutdown,
};
#endif
#ifdef USE_BITFORCE
extern struct device_api bitforce_api;
#endif
static int cgminer_id_count = 0;
void enable_device(struct cgpu_info *cgpu)
{
cgpu->enabled = true;
devices[cgpu->cgminer_id = cgminer_id_count++] = cgpu;
mining_threads += cgpu->threads;
#ifdef HAVE_OPENCL
if (cgpu->api == &opencl_api) {
gpu_threads += cgpu->threads;
}
#endif
}
int main (int argc, char *argv[])
{
unsigned int i, pools_active = 0;
unsigned int j, k;
struct block *block, *tmpblock;
struct work *work, *tmpwork;
struct sigaction handler;
struct thr_info *thr;
/* This dangerous functions tramples random dynamically allocated
* variables so do it before anything at all */
if (unlikely(curl_global_init(CURL_GLOBAL_ALL)))
quit(1, "Failed to curl_global_init");
mutex_init(&hash_lock);
mutex_init(&qd_lock);
mutex_init(&curses_lock);
mutex_init(&control_lock);
rwlock_init(&blk_lock);
rwlock_init(&netacc_lock);
sprintf(packagename, "%s %s", PACKAGE, VERSION);
#ifdef WANT_CPUMINE
init_max_name_len();
#endif
handler.sa_handler = &sighandler;
handler.sa_flags = 0;
sigemptyset(&handler.sa_mask);
sigaction(SIGTERM, &handler, &termhandler);
sigaction(SIGINT, &handler, &inthandler);
opt_kernel_path = alloca(PATH_MAX);
strcpy(opt_kernel_path, CGMINER_PREFIX);
cgminer_path = alloca(PATH_MAX);
strcpy(cgminer_path, dirname(argv[0]));
strcat(cgminer_path, "/");
#ifdef WANT_CPUMINE
// Hack to make cgminer silent when called recursively on WIN32
int skip_to_bench = 0;
#if defined(WIN32)
char buf[32];
if (GetEnvironmentVariable("CGMINER_BENCH_ALGO", buf, 16))
skip_to_bench = 1;
#endif // defined(WIN32)
#endif
block = calloc(sizeof(struct block), 1);
if (unlikely(!block))
quit (1, "main OOM");
for (i = 0; i < 36; i++)
strcat(block->hash, "0");
HASH_ADD_STR(blocks, hash, block);
strcpy(current_block, block->hash);
INIT_LIST_HEAD(&scan_devices);
memset(gpus, 0, sizeof(gpus));
for (i = 0; i < MAX_GPUDEVICES; i++)
gpus[i].dynamic = true;
memset(devices, 0, sizeof(devices));
/* parse command line */
opt_register_table(opt_config_table,
"Options for both config file and command line");
opt_register_table(opt_cmdline_table,
"Options for command line only");
if (!config_loaded)
load_default_config();
opt_parse(&argc, argv, applog_and_exit);
if (argc != 1)
quit(1, "Unexpected extra commandline arguments");
applog(LOG_WARNING, "Started %s", packagename);
strcat(opt_kernel_path, "/");
if (want_per_device_stats)
opt_log_output = true;
#ifdef WANT_CPUMINE
if (0<=opt_bench_algo) {
double rate = bench_algo_stage3(opt_bench_algo);
if (!skip_to_bench) {
printf("%.5f (%s)\n", rate, algo_names[opt_bench_algo]);
} else {
// Write result to shared memory for parent
#if defined(WIN32)
char unique_name[64];
if (GetEnvironmentVariable("CGMINER_SHARED_MEM", unique_name, 32)) {
HANDLE map_handle = CreateFileMapping(
INVALID_HANDLE_VALUE, // use paging file
NULL, // default security attributes
PAGE_READWRITE, // read/write access
0, // size: high 32-bits
4096, // size: low 32-bits
unique_name // name of map object
);
if (NULL!=map_handle) {
void *shared_mem = MapViewOfFile(
map_handle, // object to map view of
FILE_MAP_WRITE, // read/write access
0, // high offset: map from
0, // low offset: beginning
0 // default: map entire file
);
if (NULL!=shared_mem)
CopyMemory(shared_mem, &rate, sizeof(rate));
(void)UnmapViewOfFile(shared_mem);
}
(void)CloseHandle(map_handle);
}
#endif
}
exit(0);
}
#endif
#ifdef HAVE_OPENCL
if (!opt_nogpu)
opencl_api.api_detect();
#endif
#ifdef USE_BITFORCE
bitforce_api.api_detect();
#endif
#ifdef WANT_CPUMINE
cpu_api.api_detect();
#endif
if (devices_enabled == -1) {
applog(LOG_ERR, "Devices detected:");
for (i = 0; i < total_devices; ++i) {
applog(LOG_ERR, " %2d. %s%d", i, devices[i]->api->name, devices[i]->device_id);
}
quit(0, "%d devices listed", total_devices);
}
mining_threads = 0;
gpu_threads = 0;
if (devices_enabled) {
for (i = 0; i < (sizeof(devices_enabled) * 8) - 1; ++i) {
if (devices_enabled & (1 << i)) {
if (i >= total_devices)
quit (1, "Command line options set a device that doesn't exist");
enable_device(devices[i]);
} else if (i < total_devices) {
if (opt_removedisabled) {
if (devices[i]->api == &cpu_api)
--opt_n_threads;
} else {
enable_device(devices[i]);
}
devices[i]->enabled = false;
}
}
total_devices = cgminer_id_count;
} else {
for (i = 0; i < total_devices; ++i)
enable_device(devices[i]);
}
if (!total_devices)
quit(1, "All devices disabled, cannot mine!");
devcursor = 8;
logstart = devcursor + total_devices + 1;
logcursor = logstart + 1;
if (opt_realquiet)
use_curses = false;
if (!total_pools) {
enable_curses();
applog(LOG_WARNING, "Need to specify at least one pool server.");
if (!input_pool(false))
quit(1, "Pool setup failed");
if (!use_curses)
disable_curses();
}
for (i = 0; i < total_pools; i++) {
struct pool *pool = pools[i];
if (!pool->rpc_userpass) {
if (!pool->rpc_user || !pool->rpc_pass)
quit(1, "No login credentials supplied for pool %u %s", i, pool->rpc_url);
pool->rpc_userpass = malloc(strlen(pool->rpc_user) + strlen(pool->rpc_pass) + 2);
if (!pool->rpc_userpass)
quit(1, "Failed to malloc userpass");
sprintf(pool->rpc_userpass, "%s:%s", pool->rpc_user, pool->rpc_pass);
} else {
pool->rpc_user = malloc(strlen(pool->rpc_userpass) + 1);
if (!pool->rpc_user)
quit(1, "Failed to malloc user");
strcpy(pool->rpc_user, pool->rpc_userpass);
pool->rpc_user = strtok(pool->rpc_user, ":");
if (!pool->rpc_user)
quit(1, "Failed to find colon delimiter in userpass");
}
}
/* Set the currentpool to pool 0 */
currentpool = pools[0];
#ifdef HAVE_SYSLOG_H
if (use_syslog)
openlog(PACKAGE, LOG_PID, LOG_USER);
#endif
#if defined(unix)
if (opt_stderr_cmd)
fork_monitor();
#endif // defined(unix)
total_threads = mining_threads + 8;
work_restart = calloc(total_threads, sizeof(*work_restart));
if (!work_restart)
quit(1, "Failed to calloc work_restart");
thr_info = calloc(total_threads, sizeof(*thr));
if (!thr_info)
quit(1, "Failed to calloc thr_info");
/* init workio thread info */
work_thr_id = mining_threads;
thr = &thr_info[work_thr_id];
thr->id = work_thr_id;
thr->q = tq_new();
if (!thr->q)
quit(1, "Failed to tq_new");
/* start work I/O thread */
if (thr_info_create(thr, NULL, workio_thread, thr))
quit(1, "workio thread create failed");
/* init longpoll thread info */
longpoll_thr_id = mining_threads + 1;
thr = &thr_info[longpoll_thr_id];
thr->id = longpoll_thr_id;
thr->q = tq_new();
if (!thr->q)
quit(1, "Failed to tq_new");
stage_thr_id = mining_threads + 3;
thr = &thr_info[stage_thr_id];
thr->q = tq_new();
if (!thr->q)
quit(1, "Failed to tq_new");
/* start stage thread */
if (thr_info_create(thr, NULL, stage_thread, thr))
quit(1, "stage thread create failed");
pthread_detach(thr->pth);
/* Create a unique get work queue */
getq = tq_new();
if (!getq)
quit(1, "Failed to create getq");
/* We use the getq mutex as the staged lock */
stgd_lock = &getq->mutex;
retry_pools:
/* Test each pool to see if we can retrieve and use work and for what
* it supports */
for (i = 0; i < total_pools; i++) {
struct pool *pool;
pool = pools[i];
pool->enabled = true;
if (pool_active(pool, false)) {
if (!currentpool)
currentpool = pool;
applog(LOG_INFO, "Pool %d %s active", pool->pool_no, pool->rpc_url);
pools_active++;
} else {
if (pool == currentpool)
currentpool = NULL;
applog(LOG_WARNING, "Unable to get work from pool %d %s", pool->pool_no, pool->rpc_url);
pool->idle = true;
}
}
if (!pools_active) {
enable_curses();
applog(LOG_ERR, "No servers were found that could be used to get work from.");
applog(LOG_ERR, "Please check the details from the list below of the servers you have input");
applog(LOG_ERR, "Most likely you have input the wrong URL, forgotten to add a port, or have not set up workers");
for (i = 0; i < total_pools; i++) {
struct pool *pool;
pool = pools[i];
applog(LOG_WARNING, "Pool: %d URL: %s User: %s Password: %s",
i, pool->rpc_url, pool->rpc_user, pool->rpc_pass);
}
halfdelay(150);
applog(LOG_ERR, "Press any key to exit, or cgminer will try again in 15s.");
if (getch() != ERR)
quit(0, "No servers could be used! Exiting.");
nocbreak();
goto retry_pools;
}
if (opt_donation > 0.0) {
if (!get_dondata(&donationpool.rpc_url, &donationpool.rpc_userpass))
opt_donation = 0.0;
else {
if (unlikely(pthread_mutex_init(&donationpool.pool_lock, NULL)))
quit (1, "Failed to pthread_mutex_init in add donpool");
donationpool.enabled = true;
donationpool.pool_no = MAX_POOLS;
if (!pool_active(&donationpool, false))
donationpool.idle = true;
}
}
if (want_longpoll)
start_longpoll();
gettimeofday(&total_tv_start, NULL);
gettimeofday(&total_tv_end, NULL);
get_datestamp(datestamp, &total_tv_start);
#ifndef HAVE_OPENCL
opt_g_threads = 0;
#endif
// Start threads
k = 0;
for (i = 0; i < total_devices; ++i) {
struct cgpu_info *cgpu = devices[i];
for (j = 0; j < cgpu->threads; ++j, ++k) {
thr = &thr_info[k];
thr->id = k;
thr->cgpu = cgpu;
thr->q = tq_new();
if (!thr->q)
quit(1, "tq_new failed in starting %s%d mining thread (#%d)", cgpu->api->name, cgpu->device_id, i);
/* Enable threads for devices set not to mine but disable
* their queue in case we wish to enable them later */
if (cgpu->enabled) {
if (opt_debug)
applog(LOG_DEBUG, "Pushing ping to thread %d", thr->id);
tq_push(thr->q, &ping);
}
if (cgpu->api->thread_prepare && !cgpu->api->thread_prepare(thr))
continue;
if (unlikely(thr_info_create(thr, NULL, miner_thread, thr)))
quit(1, "thread %d create failed", thr->id);
cgpu->thread = thr;
}
}
#ifdef HAVE_OPENCL
applog(LOG_INFO, "%d gpu miner threads started", gpu_threads);
for (i = 0; i < nDevs; i++)
pause_dynamic_threads(i);
#endif
#ifdef WANT_CPUMINE
applog(LOG_INFO, "%d cpu miner threads started, "
"using SHA256 '%s' algorithm.",
opt_n_threads,
algo_names[opt_algo]);
#endif
if (use_curses)
enable_curses();
watchdog_thr_id = mining_threads + 2;
thr = &thr_info[watchdog_thr_id];
/* start wakeup thread */
if (thr_info_create(thr, NULL, watchdog_thread, NULL))
quit(1, "wakeup thread create failed");
/* Create curses input thread for keyboard input */
input_thr_id = mining_threads + 4;
thr = &thr_info[input_thr_id];
if (thr_info_create(thr, NULL, input_thread, thr))
quit(1, "input thread create failed");
pthread_detach(thr->pth);
#if 0
#ifdef WANT_CPUMINE
/* Create reinit cpu thread */
cpur_thr_id = mining_threads + 5;
thr = &thr_info[cpur_thr_id];
thr->q = tq_new();
if (!thr->q)
quit(1, "tq_new failed for cpur_thr_id");
if (thr_info_create(thr, NULL, reinit_cpu, thr))
quit(1, "reinit_cpu thread create failed");
#endif
#endif
/* Create reinit gpu thread */
gpur_thr_id = mining_threads + 6;
thr = &thr_info[gpur_thr_id];
thr->q = tq_new();
if (!thr->q)
quit(1, "tq_new failed for gpur_thr_id");
if (thr_info_create(thr, NULL, reinit_gpu, thr))
quit(1, "reinit_gpu thread create failed");
/* Create API socket thread */
api_thr_id = mining_threads + 7;
thr = &thr_info[api_thr_id];
if (thr_info_create(thr, NULL, api_thread, thr))
quit(1, "API thread create failed");
pthread_detach(thr->pth);
sleep(opt_log_interval);
if (opt_donation > 0.0)
applog(LOG_WARNING, "Donation is enabled at %.1f%% thank you :-)", opt_donation);
else
applog(LOG_WARNING, "--donation is disabled, please consider just 0.5%% :-(");
/* main loop - simply wait for workio thread to exit */
pthread_join(thr_info[work_thr_id].pth, NULL);
applog(LOG_INFO, "workio thread dead, exiting.");
gettimeofday(&total_tv_end, NULL);
disable_curses();
if (!opt_realquiet && successful_connect)
print_summary();
#ifdef HAVE_OPENCL
clear_adl(nDevs);
#endif
if (opt_n_threads)
free(cpus);
HASH_ITER(hh, staged_work, work, tmpwork) {
HASH_DEL(staged_work, work);
free_work(work);
}
HASH_ITER(hh, blocks, block, tmpblock) {
HASH_DEL(blocks, block);
free(block);
}
curl_global_cleanup();
return 0;
}